1. Blueprint Reading for the Machine Trades, Sixth Edition Unit 1:Dictionary of Terms
Russ Schultz and Larry Smith
PowerPoint presentation created by LaVonne Vichlach

2. Dictionary of Terms Abrasive
A material used to cut other materials softer than itself.

3. Dictionary of Terms Allowance Minimum clearance
Or maximum interference
Occurs between two mating parts-e.g.. a shaft and a hole

4. Dictionary of Terms Alloy Mixture of two or more elements
One is metallic
Melt together to form new material

5. Dictionary of Terms Angular Dimension Dimension measured using Degrees
Minutes
Seconds

6. Dictionary of Terms Anneal Heat treat process
Cool heated material slowly
Removes stresses
Reduces hardness

7. Dictionary of Terms Arbor Shaft that cutting tool is mounted on
Spindle that holds a workpiece

8. Dictionary of Terms Assembly Drawing
Drawing that shows relationship of components that fit together

9. Dictionary of Terms Auxiliary View
Orthographic view projected angularly
Shows features appearing on inclined surfaces
Shows features appearing on oblique surfaces

10. Dictionary of Terms Axis Central line about which parts are arranged
Elements may or may not revolve around it

11. Dictionary of Terms Baseline dimensioning
System of dimensioning used to locate features of a part-e.g. holes
Uses a common set of datums

12. Dictionary of Terms Basic dimension
Exact value of a feature-no tolerance is used
Describes the following:
Size
Location

13. Dictionary of Terms Basic size Exact theoretical size
Limits of size are derived from them by
Application of allowances
Application of tolerances

14. Dictionary of Terms Bevel
Flat, slanted surface between two other surfaces
Surfaces are at right angles to one another

15. Dictionary of Terms Bilateral “Bi” means two
Indicates that two sides are used
E.g.---bilateral tolerances

16. Dictionary of Terms Blind hole
Hole that does not go through all of the material
Common in thick parts

17. Dictionary of Terms Bolt circle Circular centerline
Two or more hole centers are located on it

18. Dictionary of Terms Bore Process to enlarge a hole to an accurate size
Held to close tolerances
Usually specified with limit dimensions

19. Dictionary of Terms Boss Raised cylindrical projection-always circular
Provides extra metal around a hole in casting or forging
Similar to a pad-pad may be any other shape-function is same-provide more material

20. Dictionary of Terms Broach
Process to produce desired shape in cylindrical hole
Keyway
Hex shape

21. Dictionary of Terms Broach Broaching tool Series of teeth
Gradually increasing in size
Cutting is done as tool is pushed or pulled through hole

22. Dictionary of Terms Burnish Finish or polish metal
Roll or slide a tool over the surface under pressure

23. Dictionary of Terms Burr
Jagged edge of metal produced by working the metal
Common note of blueprints is to “remove all burrs”

24. Dictionary of Terms Bushing Replaceable insert
Provide metal with better wearing quality

25. Dictionary of Terms CAD drawing
Drawing created by computer-aided drafting methods
Electronically stored, revised and retrieved

26. Dictionary of Terms Cam
Mechanical device used to change rotary motion to some other motion
Reciprocating or sliding

27. Dictionary of Terms Carburize (CARB.)
Heat low-carbon steel to temperature below its melting point
Heated in carbonaceous solids, liquids, or gases to raise level of carbon on outside surfaces
Cooled slowly

28. Dictionary of Terms Case hardening Hardening of ferrous alloy
Surface layer is harder than the interior core

29. Dictionary of Terms Casting Metal object-e.g.-cast iron, cast aluminum
Pour molten metal into a mold

30. Dictionary of Terms Chain dimensioning
Successive dimensions extend from one feature to another
Each dimension does not have to originate from a datum
Tolerances accumulate with a chain dimension

31. Dictionary of Terms Chamfer
Corner removed from end of cylindrical surface
At an angle to face
Used to facilitate assembly

32. Dictionary of Terms Clearance hole
Hole slightly larger than bolt or fastener
Bolt or fastener passes through it freely
Permits easy assembly

33. Dictionary of Terms Coaxiality
Exists when two or more cylindrical features have a common axis
Two diameters on a shaft
Bore in a round part

34. Dictionary of Terms Collar Projecting ring around a shaft
Can be used to locate components on an arbor

35. Dictionary of Terms Concentricity
Condition where median points of a feature’s diametrically opposed elements are located within a cylindrical zone
Cylindrical zone is equally centered about a datum axis

36. Dictionary of Terms Core Part of a mold
Shapes the interior of a casting
Sand is major component

37. Dictionary of Terms Counterbore
Process to enlarge a hole cylindrically at the end
Drawing specification includes:
Diameter
Depth of enlarged section

38. Dictionary of Terms Countersink
Process to enlarge a hole conically at end
Accept a flathead fastener
Drawing specifications will include its diameter and included angle

39. Dictionary of Terms Datum
Location of other features is established using them
A datum can be:
A point
A line
A surface
A plane

40. Dictionary of Terms Degree Unit of angular measurement
360 degrees in a full circle

41. Dictionary of Terms Detail drawing
Drawing of a single object completely dimensioned
All information necessary to produce part is on print

42. Dictionary of Terms Die (multiple definitions)
Tool used to cut external threads
Tool used to:
Shape metal
Mold metal
Stamp metal
Cut metal

43. Dictionary of Terms Die castings
Metal object produced by injecting material into metal dies
Material injected into mold under pressure

44. Dictionary of Terms Draft Angle provide on pattern or mold
Enables easy removal of finished cast or molded part from tooling

45. Dictionary of Terms Eccentric Term means off center
Eccentric diameters do not share a common axis

46. Dictionary of Terms Extrusion Part produced can be a metal object
Process forces hot metal through dies of desired shape

47. Dictionary of Terms Face
Lathe term-machine flat surface perpendicular to the axis of part
E.g.-the end of a shaft

48. Dictionary of Terms Fastener
Connector used to secure two or more parts together
Fastener examples:
Bolts
Nuts
Screws
Rivets

49. Dictionary of Terms Ferrous Metals containing iron as their base
E.g.—steel, cast iron

50. Dictionary of Terms Fillet Concave surface (interior radius)
At intersection of two surfaces of an object

51. Dictionary of Terms Fin Thin projecting edge on cast or molded part
Common in castings and produced where mold halves come together

52. Dictionary of Terms Finish marks
Symbols appearing on edge view of surfaces to be machined
Usually found on drawings of castings and forgings

53. Dictionary of Terms Fixture
Device designed to position and hold a part in a machine tool
Does not guide cutting tool
References part to tool

54. Dictionary of Terms Flame hardening Process of hardening steel
Can use Oxyacetylene torch and quench material in quenching medium

55. Dictionary of Terms Flange Projecting rim or collar on an object
May include mounting holes to secure it in place

56. Dictionary of Terms Forge Force hot metal into a desired shape
Process includes hammering or squeezing

57. Dictionary of Terms Gauge
The thickness of sheet metal or the diameter of wire
Designated by number rather than a dimension

58. Dictionary of Terms Geometric tolerancing Tolerances on drawings
Emphasis on:
Actual function or relationship of part features
Interchangeability is critical

59. Dictionary of Terms Gusset Angular piece of metal
Fastened in angle of metal frame to strengthen or add stiffness

60. Dictionary of Terms Hardness test
Measures degree of hardness of metals
Uses numerical values for hardness

61. Dictionary of Terms Heat treatment Application of heat to metals
Produces a variety of desired properties depending on type of heat treat

62. Dictionary of Terms Horizontal Parallel to the horizon
Machine tool can be describe by this term-e.g.-horizontal mill

63. Dictionary of Terms Hub Central part of a wheel
Part into which spokes are inserted

64. Dictionary of Terms Inclined surface
Flat surface slanting in one direction
Appears as an edge in one principal view
Appears distorted in others

65. Dictionary of Terms Included angle
Angle formed between one side and another
Always less than 180 °

66. Dictionary of Terms Isometric drawing
Three-dimensional pictorial drawing
Horizontal surfaces drawn on 30° axes from horizontal

67. Dictionary of Terms Jig Device used to hold a part to be machined
Positions and guides cutting tool

68. Dictionary of Terms Key Metal bar or wedge
Secures gears or pulleys to shaft
Prevents rotary motion between two pieces

69. Dictionary of Terms Keyseat An axially located groove in a shaft
Positions the key

70. Dictionary of Terms Keyway An axially located groove in a hub
Positions the key

71. Dictionary of Terms Lap Produce finished surface
Uses soft metal impregnated with a fine abrasive powder

72. Dictionary of Terms Least material condition
Minimum amount of material is present
Maximum hole size
Smallest shaft size
LMC

73. Dictionary of Terms Limits Maximum and minimum permissible dimensions
Arrive at by applying tolerances to basic dimensions

74. Dictionary of Terms Linear dimension
A dimension measured in a straight line
Most common of dimensions on part prints

75. Dictionary of Terms Maximum material condition
Maximum amount of material is present
Smallest hole diameter
Largest shaft size
MMC

76. Dictionary of Terms Neck External groove in a cylindrical piece
Change in diameter
Usually generated where another part fits against a shoulder

77. Dictionary of Terms Nominal size
Term used for purposes of general identification
E.g.—3/4-in. plate or 1-in. pipe

78. Dictionary of Terms Nonferrous Metals that do no contain iron E.g.-
Brass
Bronze
aluminum

79. Dictionary of Terms Normalizing Process of heating steel
Cool in still air to room temperature
Restore uniform grain structure and relieves internal stresses

80. Dictionary of Terms Oblique surface
Flat surface slanting in two directions
Will appear distorted in all principal views

81. Dictionary of Terms Orthographic projection
Process of projecting essential views of three-dimensional object onto flat plane
Used to generate machinist’s blueprints

82. Dictionary of Terms Pad Raised projection on a casting
Provides extra metal around series of holes or a slotted hole

83. Dictionary of Terms Parallel
Extending in the same direction-e.g.-two lines
Equidistant at any point
Lines do not meet

84. Dictionary of Terms Pattern
Model made of wood, metal, or other material
Used to form a cavity in sand for pouring castings

85. Dictionary of Terms Perpendicular
Being at a right angle to a given line or plane
Or 90° to a given line or plane

86. Dictionary of Terms Pickle
Process to remove stains or oxide from parts
Parts immersed in an acid solution

87. Dictionary of Terms Pinion In a gear assembly
The smaller of the two mating gears

88. Dictionary of Terms Pitch
Distance from a point on a thread to a corresponding point on next adjacent thread
Measured parallel to the axis to the thread

89. Dictionary of Terms Profile view
View that most clearly illustrates shape of a feature is considered profile view
With hole-it is view which shows it is round

90. Dictionary of Terms Quenching Cool metal rapidly
Immerse in water or oil

91. Dictionary of Terms Radius
Distance from center of circle or an arc to its circumference
Equal to hone half of a diameter
Plural of radius is radii

92. Dictionary of Terms Ream Machine operation to enlarge a hole slightly
Use rotating fluted tool
Provides greater accuracy and better finish

93. Dictionary of Terms Reciprocation
A straight-line, back and forth motion
Move in alternate directions

94. Dictionary of Terms Reference dimension
Used only for information purposes
Does not receive standard print tolerances
Should not be used for production or inspection

95. Dictionary of Terms Regardless of feature size
Condition where tolerance of position must be met irrespective of where the feature lies within size tolerance
RFS-is understood and never seen on a part print

96. Dictionary of Terms Relief
Amount one plane surface sits below another plane
Usually provides clearance

97. Dictionary of Terms Rib A relatively thin flat member
Acts as a brace or support

98. Dictionary of Terms Round A convex surface (exterior radius)
At the intersection of two surfaces of a casting or forging

99. Dictionary of Terms Scale
Refers to relative size of drawing and size of part
First number represents size of drawing
Second number represents size of part
Dimensions always represent size of part-not the print

100. Dictionary of Terms Section Interior view of an object
Drawn to expose features not otherwise visible

101. Dictionary of Terms Serrated
Surface or edge having notches or sharp teeth
Aids in cutting

102. Dictionary of Terms Shim Thin piece of metal or other material
Placed between two marts to adjust the fit, level a part, etc.
Plastic shims are also used

103. Dictionary of Terms Shoulder Plane surface on a shaft
Normal to the axis
Formed by a different diameter

104. Dictionary of Terms Spline
A raised area on a shaft (external) or hub (internal) parallel to the axis
Designed to fit into a recessed area of a mating part

105. Dictionary of Terms Spotface
A process used to machine a round diameter on a rough surface
Found in castings around a hole
Provides good seating surface to nut or for head of bolt

106. Dictionary of Terms
Springs
Helical
Flat

107. Dictionary of Terms Helical springs
Compression-supply force when compressed-either in hole or around rod
Extension-Supplies force when extended-pulled from end to end-has hooks on each end
Torsion-Designed to resist twisting or rotary motion-hooks or projections for connections

108. Dictionary of Terms
Stud
Round piece of metal
Threaded on both ends

109. Dictionary of Terms Surface roughness
Refers to finely spaced irregularities produced in fabricating a part
Height of irregularities is rated in microinches or micrometers

110. Dictionary of Terms Symmetrical Same on each side Equal halves
Centerline usually indicates symmetry

111. Dictionary of Terms Tabular dimensioning
Type of dimensioning where letters are substituted for dimensions
Dimensions are listed in a table on a drawing
Permits more than one part to appear on the same drawing

112. Dictionary of Terms Tangent
Line drawn to the surface of an arc or circle
Contacts the arc or circle at only one point

113. Dictionary of Terms Tap A tool for cutting threads in a hole
Hole is usually drilled to a particular size for threading operation

114. Dictionary of Terms Taper
Conical shape that permits shaft or hole to become gradually smaller at one end.
Common application is tapered shank tools for machining centers

115. Dictionary of Terms Temper
Change the physical characteristics of hardened steel
Reheat to intermediate temperature range to toughen steel
Also has softening effect

116. Dictionary of Terms Template Thin sheet used as a guide
Contains the form and shape of piece to be made

117. Dictionary of Terms Tolerance
Permissible variation from a given dimension
Unilateral, bilateral

118. Dictionary of Terms
Triangle
Three sides figure
180° in a triangle

119. Dictionary of Terms Typical
Term used with drawing to indicate that all similar undimensioned features are same
Have same dimensions as the feature marked TYP (or typical)

120. Dictionary of Terms Undercut Groove cut on inside of another cut
Hole is an example

121. Dictionary of Terms Unilateral Having only one Having only one side
Tolerances can be unilateral

122. Dictionary of Terms Upset
To strike a piece of metal until it becomes greater in its cross section
Hammer metal into different shapes

123. Dictionary of Terms Vertical Perpendicular to the horizon
90° from the horizontal plane

124. Dictionary of Terms Woodruff key Flat key, semicircular in shape
Two basic dimensions coded into the key number

125. Dictionary of Terms Woodruff key
Last two digits indicate diameter in 1/8ths of an inch
Preceding two digits designate width in 1/32nds of an inch

126. Terminology Quiz 1 Spotface
A machining operation that produces a round, flat spot around a hole. Abbreviated SF
Spotface

127. Terminology Quiz 1 Broach
A machining operation that uses a toothed cutting tool to produce shapes inside of a hole, such as a keyway.
Broach

128. Terminology Quiz 1
The plural of radius.
Radii

129. Terminology Quiz 1 Bilateral
The term that mean two sides are involved.
Bilateral

130. Terminology Quiz 1
A tool used for cutting internal threads in a hole.
Tap

131. Terminology Quiz 1 Parallel
Two lines equidistant from each other, extending in the same direction.
Parallel

132. Terminology Quiz 1 Perpendicular
The term that describes two lines or planes that are at right angles to one another.
Perpendicular

133. Terminology Quiz 1 Tangent
A line drawn to an arc that contacts the arc at one point only, without crossing.
Tangent

134. Terminology Quiz 1 Gauge
The thickness of steel metal by a number rather than a dimension.
Gauge

135. Terminology Quiz 1 Arbor
A shaft or spindle for holding the cutting tool or workpiece.
Arbor

136. Terminology Quiz 1
A thin piece of metal inserted between two parts to adjust the fit.
Shim

137. Terminology Quiz 1
The smaller of two mating gears.
Pinion

138. Terminology Quiz 1 Clearance Hole
A hole slightly larger than the fastener intended to pass through it.
Clearance Hole

139. Terminology Quiz 1 Flange
A projecting rim or collar used to attach another object.
Flange

140. Terminology Quiz 1
A flat surface perpendicular to the axis, such as the end of a shaft.
Face

141. Terminology Quiz 1 Datum
A point, line, or surface from where other features are located.
Datum

142. Terminology Quiz 1 Extension Spring
A spring designed to supply force when pulled end to end.
Extension Spring

143. Terminology Quiz 1 Quenching
The cooling of metals rapidly by immersing them in a liquid.
Quenching

144. Terminology Quiz 1 Reference Dimension
A dimension used only for information, not for production or inspection.
Reference Dimension

145. Terminology Quiz 1 CAD Drawing
A drawing made by computer-aided drafting methods.
CAD Drawing

146. Terminology Quiz 2 Counterbore
A machining operation that enlarges the end cylindrically to a specified diameter and depth.
Counterbore

147. Terminology Quiz 2 Countersink
A machining operation that produces a cone-shaped end to a hole, usually to accept a flat-head fastener.
Countersink

148. Terminology Quiz 2 Tolerance
The permissible variation from a specified dimension.
Tolerance

149. Terminology Quiz 2 Limits
The maximum and minimum permissible dimensions.
Limits

150. Terminology Quiz 2
A tool for cutting external threads.
Die

151. Terminology Quiz 2 Coaxiality
Cylindrical surfaces that are equally centered about a common axis
Coaxiality

152. Terminology Quiz 2 Symmetrical
Equal halves. The same on both sides of a common centerline.
Symmetrical

153. Terminology Quiz 2 Bolt Circle
A circular centerline upon which two or more hole centers are located.
Bolt Circle

154. Terminology Quiz 2 Casting
An object made by pouring molten metal into a mold.
Casting

155. Terminology Quiz 2 Pattern
A model of the part to be cast. Used to create a cavity in the sand.
Pattern

156. Terminology Quiz 2 Fillet
An interior radius (concave) between intersecting surfaces of an object.
Fillet

157. Terminology Quiz 2
A circular, raised portion around a hole in a casting or a forging.
Boss

158. Terminology Quiz 2 Ferrous
Metals that contain iron as their base material, such as steel.
Ferrous

159. Terminology Quiz 2 Non Ferrous
Metals without iron content, such as brass, copper, or aluminum.
Non Ferrous

160. Terminology Quiz 2 Taper
Conical shape that permits a shaft or hole to become gradually smaller from one end to the other.
Taper

161. Terminology Quiz 2 Chamfer
To remove a small amount of material from the end of a shaft or hole to facilitate assembly.
Chamfer

162. Terminology Quiz 2
A groove in a shaft to position a key.
Keyseat

163. Terminology Quiz 2
An external groove at a change in diameter of a shaft, usually for another part to fit against its shoulder.
Neck

164. Terminology Quiz 2 Included angle
The term used to define the angle formed between one side and another.
Included angle

165. Terminology Quiz 2 Allowance
The minimum clearance ( or maximum interference) between two mating parts, such as a shaft and a hole.
Allowance

166. Abbreviation Quiz 1 CI
Cast Iron

167. Abbreviation Quiz 1
CRS
Cold Rolled Steel

168. Abbreviation Quiz 1
CBORE
Counterbore

169. Abbreviation Quiz 1
CSK
Countersink

170. Abbreviation Quiz 1
DIA
Diameter

171. Abbreviation Quiz 1 DR
Drill/Drill Rod

172. Abbreviation Quiz 1
FIL
Fillet

173. Abbreviation Quiz 1
FAO
Finish All Over

174. Abbreviation Quiz 1 GA
Gage

175. Abbreviation Quiz 1
HRS
Hot Rolled Steel

176. Abbreviation Quiz 1 ID
Inside Diameter

177. Abbreviation Quiz 1 LH
Left Hand

178. Abbreviation Quiz 1
MATL
Material

179. Abbreviation Quiz 1
MAX
Maximum

180. Abbreviation Quiz 1 OD
Outside Diameter

181. Abbreviation Quiz 1
SECT
Section

182. Abbreviation Quiz 1
STL
Steel

183. Abbreviation Quiz 1
THK
Thick

184. Abbreviation Quiz 1
THD
Thread

185. Abbreviation Quiz 1
TOL
Tolerance

186. Abbreviation Quiz 2 BC
Bolt Circle

187. Brinell Hardness Number
Abbreviation Quiz 2
BHN
Brinell Hardness Number

188. Abbreviation Quiz 2
CHAM
Chamfer

189. Abbreviation Quiz 2
CDS
Cold-Drawn Steel

190. Abbreviation Quiz 2
DIM.
Dimension

191. Abbreviation Quiz 2
FIN.
Finish

192. Abbreviation Quiz 2
GRD
Grind

193. Abbreviation Quiz 2
HT TR
Heat Treat

194. Abbreviation Quiz 2 LG
Length, Long

195. Abbreviation Quiz 2 MI
Malleable Iron

196. Abbreviation Quiz 2
MIN
Minimum, Minute

197. Abbreviation Quiz 2
NTS
Not to Scale

198. Abbreviation Quiz 2 PC
Piece, Pitch Circle

199. Abbreviation Quiz 2 RM
Ream

200. Abbreviation Quiz 2
REF
Reference

201. Abbreviation Quiz 2
RND
Round

202. Abbreviation Quiz 2
SCR
Screw

203. Abbreviation Quiz 2
SPEC
Specification

204. Abbreviation Quiz 2
SYM
Symmetrical

205. Abbreviation Quiz 2
TYP
Typical

206. Alphabet of Lines Visible line Represents visible edges
Represents outlines of the object being drawn

207. Alphabet of Lines Hidden line
Represents edges not visible in given view
Represents outlines of an object not visible in given view

208. Alphabet of Lines Section lines Appear only on a sectional view
Appears where surface has been cut
Normally drawn diagonally

209. Alphabet of Lines Centerline
Indicates symmetry, center points, or axes
Consists of alternate long and short dashes

210. Alphabet of Lines Dimension line Denotes the extent of the dimension
Use with arrowheads

211. Alphabet of Lines Extension line
Extends surface or point away from view
Used for the purpose of dimensioning

212. Alphabet of Lines Leader Drawn diagonally
Directs a dimension or note to an area
Normally terminates with an arrow
May terminate with a dot

213. Alphabet of Lines Cutting-plane line
Shows where imaginary cutting creates a sectional view
May be series of long dashes or alternately two short dashes between single long dashes
Arrowheads indicate the direction of sight

214. Alphabet of Lines Viewing-plane line
Used in conjunction with removed views to show where view would normally appear
Arrowheads indicate direction of sight

215. Alphabet of Lines Short break line
Terminates a view to conserve space and avoid congestion
Separates internal and external features with broken-out sections

216. Alphabet of Lines Long break line
Allows removal of a long central portion of an object to shorten a view
Normally used in pairs

217. Alphabet of Lines Phantom line
Represents the outline of an adjacent part
Shows alternate position of a given part

218. Alphabet of Lines Phantom line
Replaces repetitive detail-e.g.-coils, gear teeth, threads
Drawn with two short dashes between single long dashes
Lines are thinner than the cutting/viewing-plane line

219. Alphabet of Lines Chain line
Used to indicate an area or portion of a surface
Surface receives special treatment

220. Alphabet of Lines

221. Alphabet of Lines
Drawn parallel to surface profile at a short distance from it
Dimensions added for length and location

222. Alphabet of Lines
Dimensions omitted when chain line clearly indicates location and extent of surface

223. Alphabet of Lines Quiz 1 Shows the outline of the object.
Answer: Visible

224. Alphabet of Lines Quiz 1
2. Indicates the place from where the removed view is viewed.
Answer: Viewing-Plane

225. Alphabet of Lines Quiz 1 3. Points diagonally to an area or a feature.
Answer: Leader

226. Alphabet of Lines Quiz 1
4. Represents a surface not visible in the view drawn.
Answer: Hidden

227. Alphabet of Lines Quiz 1
5. Shows an alternate position of the movable arm.
Answer: Phantom

228. Alphabet of Lines Quiz 1
6. Terminates with arrowheads and encloses a dimension figure.
Answer: Dimension

229. Alphabet of Lines Quiz 1
7. Extends the visible line for the purpose of dimensioning to it.
Answer: Extension

230. Alphabet of Lines Quiz 1
8. Indicates the place where the section is cut.
Answer: Cutting-Plane

231. Alphabet of Lines Quiz 1
9. Shows the axis of symmetrical parts and the arm’s path of motion.
Answer: Center

232. Alphabet of Lines Quiz 1
10. Permits the use of a partial view to conserve space and avoid congestion.
Answer: Break

233. Alphabet of Lines Quiz 1
11. Represents the exposed surface of a sectioned feature.
Answer: Section

234. Alphabet of Lines Quiz 1 12. List the five lines that are drawn thick.
Answers:
Visible
Cutting-Plane
Viewing-Plane
Short Break
Chain

235. Alphabet of Lines Quiz 1
13. List the six lines that include short dashes.
Hidden
Center
Cutting-Plane
Viewing-Plane
Phantom
Chain
Answers:

236. Alphabet of Lines Quiz 1
14. List the four lines that include arrowheads.
Answers:
Dimension
Leader
Cutting-Plane
Viewing-Plane

237. Alphabet of Lines Quiz 1
15. How does the cutting-plane line differ from the viewing–plane line (in application)?
Answer:
The Cutting-Plane cuts the object
The Viewing-Plane views the object

238. Alphabet of Lines Quiz 2 1. Viewing-Plane
List the proper names of the lines used in the illustration.
1. Viewing-Plane

239. Alphabet of Lines Quiz 2 2. Extension
List the proper names of the lines used in the illustration.
2. Extension

240. Alphabet of Lines Quiz 2 3. Dimension
List the proper names of the lines used in the illustration.
3. Dimension

241. Alphabet of Lines Quiz 2
List the proper names of the lines used in the illustration.
4. Center

242. Alphabet of Lines Quiz 2
List the proper names of the lines used in the illustration.
5. Hidden

243. Alphabet of Lines Quiz 2
List the proper names of the lines used in the illustration.
6. Short Break

244. Alphabet of Lines Quiz 2
List the proper names of the lines used in the illustration.
7. Cutting-Plane

245. Alphabet of Lines Quiz 2
List the proper names of the lines used in the illustration.
8. Visible

246. Alphabet of Lines Quiz 2
List the proper names of the lines used in the illustration.
9. Center

247. Alphabet of Lines Quiz 2
List the proper names of the lines used in the illustration.
10. Leader

248. Alphabet of Lines Quiz 2
List the proper names of the lines used in the illustration.
11. Section

249. Alphabet of Lines Quiz 2
List the proper names of the lines used in the illustration.
12. Phantom

250. Alphabet of Lines Quiz 3 Match the lines with their correct names.
Centerline
Chain line
Cutting-plane line
Dimension line
Extension line
Hidden line
Leader
Long break line
Phantom line
Section line
Short break line
Viewing-plane line
Visible line
Match the lines with their correct names.
1. Leader

251. Alphabet of Lines Quiz 3 Match the lines with their correct names.
Centerline
Chain line
Cutting-plane line
Dimension line
Extension line
Hidden line
Long break line
Phantom line
Section line
Short break line
Viewing-plane line
Visible line
Match the lines with their correct names.
2. Extension

252. Alphabet of Lines Quiz 3 Match the lines with their correct names.
Centerline
Chain line
Cutting-plane line
Dimension line
Hidden line
Long break line
Phantom line
Section line
Short break line
Viewing-plane line
Visible line
Match the lines with their correct names.
3. Dimension

253. Alphabet of Lines Quiz 3 Match the lines with their correct names.
Centerline
Chain line
Cutting-plane line
Hidden line
Long break line
Phantom line
Section line
Short break line
Viewing-plane line
Visible line
Match the lines with their correct names.
4. Visible

254. Alphabet of Lines Quiz 3 Match the lines with their correct names.
Centerline
Chain line
Cutting-plane line
Hidden line
Long break line
Phantom line
Section line
Short break line
Viewing-plane line
Match the lines with their correct names.
5. Centerline

255. Alphabet of Lines Quiz 3 Match the lines with their correct names.
Chain line
Cutting-plane line
Hidden line
Long break line
Phantom line
Section line
Short break line
Viewing-plane line
Match the lines with their correct names.
6. Section

256. Alphabet of Lines Quiz 3 Match the lines with their correct names.
Chain line
Cutting-plane line
Hidden line
Long break line
Phantom line
Short break line
Viewing-plane line
Match the lines with their correct names.
7. Short Break

257. Alphabet of Lines Quiz 3 Match the lines with their correct names.
Chain line
Cutting-plane line
Hidden line
Long break line
Phantom line
Viewing-plane line
Match the lines with their correct names.
8. Viewing-Plane

258. Alphabet of Lines Quiz 3 Match the lines with their correct names.
Chain line
Cutting-plane line
Hidden line
Long break line
Phantom line
Match the lines with their correct names.
9. Chain

259. Alphabet of Lines Quiz 3 Match the lines with their correct names.
Cutting-plane line
Hidden line
Long break line
Phantom line
Match the lines with their correct names.
10. Cutting-Plane

260. Alphabet of Lines Quiz 3 Match the lines with their correct names.
Hidden line
Long break line
Phantom line
Match the lines with their correct names.
11. Long Break

261. Alphabet of Lines Quiz 3 Match the lines with their correct names.
Hidden line
Phantom line
Match the lines with their correct names.
12. Hidden

262. Alphabet of Lines Quiz 3 Match the lines with their correct names.
Phantom line
Match the lines with their correct names.
13. Phantom

263. Alphabet of Lines Quiz 4
A-Centerline
B-Chain line
C-Cutting-plane line
D-Dimension line
E-Extension line
F-Hidden line
G-Leader
H-Long break line
I-Phantom line
J-Section line
K-Short break line
L-Viewing-plane line
M-Visible line
Match letters from the list with numbers in the illustration.
1. L-Viewing-plane line

264. Alphabet of Lines Quiz 4
A-Centerline
B-Chain line
C-Cutting-plane line
D-Dimension line
E-Extension line
F-Hidden line
G-Leader
H-Long break line
I-Phantom line
J-Section line
K-Short break line
M-Visible line
Match letters from the list with numbers in the illustration.
2. M-visible line

265. Alphabet of Lines Quiz 4
A-Centerline
B-Chain line
C-Cutting-plane line
D-Dimension line
E-Extension line
F-Hidden line
G-Leader
H-Long break line
I-Phantom line
J-Section line
K-Short break line
Match letters from the list with numbers in the illustration.
3. F-Hidden line

266. Alphabet of Lines Quiz 4
A-Centerline
B-Chain line
C-Cutting-plane line
D-Dimension line
E-Extension line
G-Leader
H-Long break line
I-Phantom line
J-Section line
K-Short break line
Match letters from the list with numbers in the illustration.
4. I-Phantom line

267. Alphabet of Lines Quiz 4
A-Centerline
B-Chain line
C-Cutting-plane line
D-Dimension line
E-Extension line
G-Leader
H-Long break line
J-Section line
K-Short break line
Match letters from the list with numbers in the illustration.
5. H-Long break line

268. Alphabet of Lines Quiz 4
A-Centerline
B-Chain line
C-Cutting-plane line
D-Dimension line
E-Extension line
G-Leader
J-Section line
K-Short break line
Match letters from the list with numbers in the illustration.
6. C-Cutting-plane line

269. Alphabet of Lines Quiz 4
A-Centerline
B-Chain line
D-Dimension line
E-Extension line
G-Leader
J-Section line
K-Short break line
Match letters from the list with numbers in the illustration.
7. K-Short break line

270. Alphabet of Lines Quiz 4
A-Centerline
B-Chain line
D-Dimension line
E-Extension line
G-Leader
J-Section line
Match letters from the list with numbers in the illustration.
8. B-Chain line

271. Alphabet of Lines Quiz 4
A-Centerline
D-Dimension line
E-Extension line
G-Leader
J-Section line
Match letters from the list with numbers in the illustration.
9. D-Dimension line

272. Alphabet of Lines Quiz 4
A-Centerline
E-Extension line
G-Leader
J-Section line
Match letters from the list with numbers in the illustration.
10. E-Extension line

273. Alphabet of Lines Quiz 4
A-Centerline
G-Leader
J-Section line
Match letters from the list with numbers in the illustration.
11. G-Leader

274. Alphabet of Lines Quiz 4
A-Centerline
J-Section line
Match letters from the list with numbers in the illustration.
12. A-Centerline

275. Alphabet of Lines Quiz 4
A-Centerline
J-Section line
Match letters from the list with numbers in the illustration.
13. J-Section line

276. Alphabet of Lines Quiz 4
A-Centerline
J-Section line
Match letters from the list with numbers in the illustration.
14. A-Centerline

277. Alphabet of Lines Quiz 4
A-Centerline
J-Section line
Match letters from the list with numbers in the illustration.
15. J-Section line