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Maps. Topic: Latitude and Longitude Objectives: Day 1 of 3 To know the difference between latitude and longitude To learn how to plot latitude and longitude.

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Presentation on theme: "Maps. Topic: Latitude and Longitude Objectives: Day 1 of 3 To know the difference between latitude and longitude To learn how to plot latitude and longitude."— Presentation transcript:

1 Maps

2 Topic: Latitude and Longitude Objectives: Day 1 of 3 To know the difference between latitude and longitude To learn how to plot latitude and longitude coordinates Unit: Maps

3 Quick Write: Answer a question of your choice in 2-3 sentences: What are latitude and longitude lines and what are they used for??? What are some things we use maps for??? Have you ever looked at a map, what sort of things did you notice on the map?????? Have you ever looked at a map, what sort of things did you notice on the map??????

4 Latitude and Longitude The earth is divided into lots of lines called latitude & longitude Latitude Longitude

5 Latitude Lines Latitude lines run east and west. The lines run parallel to each other and measure distances in degrees. The equator is at 0 degrees Latitude Equator

6 The equator is at 0 degrees latitude All latitude lines run parallel to the equator either north or south

7 What are latitude lines? Lines that run _____to west and are parallel to the equator The equator is at 0° Answer Bank North South East west Latitude

8 Longitude Lines Longitude lines run north and south. The lines also run parallel to each other and measure distances in degrees. The prime meridian is at 0 degrees Longitude Prime Meridian

9 The prime meridian is 0 degrees longitude. This imaginary line runs through the United Kingdom, France, Spain, western Africa, and Antarctica. All longitude lines run parallel to the prime meridian

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11 What are Longitude lines? Lines that run North to _____parallel to the prime meridian The prime meridian is at 0° Answer Bank North South East west Longitude

12 Hemispheres By using the equator and prime meridian, we can divide the world into four hemispheres, north, south, east, and west.

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14 N S W E NW SW NE SE

15 What are Hemispheres? _____ division of the earth that are divided up into the northwest, northeast, southwest, and southeast sections Answer Bank North South East 4

16 Lat= 20 degrees South Long = 140 degrees East Lat= 40 degrees North Long = 120 degrees West What is the latitude & longitude for : -Sacramento California -Darwin Australia

17 Lat= 10 degrees South Long = 70 degrees West Lat= 30 degrees North Long = 80 degrees East What is the latitude & longitude for : -Mount Everest -Lima Peru

18 Summarize: What is the difference between latitude and longitude? What are the 4 hemispheres of the earth? The__________ runs 0 degrees east to west The__________ runs 0 degrees north to south Answer Bank Equator Prime meridian East 4

19 Topic: Topographic maps Objectives: Day 2 of 3 To learn about topographic maps To learn mapping basics, such as contour lines and intervals To learn contour rules Unit: Maps

20 Quick Write: Answer a question of your choice in 2-3 sentences: What do you think topography is??? What kind of topography do we have locally? Is steep or flat? Hills or mountains?

21 Topographic Maps Topography is the shape of the land A topographic map shows the shape of the Earth’s surface by using contour lines.

22 What is a Topographic Map? A map that shows the _____ of the Earth’s surface by using contour lines. Answer Bank Upstream Equal Side Shape Circles steep

23 Every Where on the contour line, The elevation is 400 meters Contour Lines Contour Lines are imaginary lines that join points of equal elevation above or below sea level.

24 Every Where on the contour line, The elevation is 400 meters What are Contour Lines? Imaginary lines that join points of _____elevation above or below sea level. Answer Bank Upstream Equal Side Shape Circles steep

25 Contour Interval The Contour Interval is the difference in elevation between one contour line and the next. Can you figure out the contour interval on the map to the right?

26 What are the elevations indicated by the letters on the map below? Contour interval –20 meters (m) Contour Interval = A = B = C = D = 740ft 700ft 820ft 770ft 20ft

27 What is the Contour Interval? The difference in ____ between one contour line and the next. 100 meters between 800 & 700 5 contour lines 100/5= contour interval Contour interval = 20 meters Contour Interval = 20 meters Contour Lines Answer Bank Upstream elevation Side Shape Circles steep

28 PROFILE A profile shows a side view from a flat topographic map. BA

29 Step 1: Draw a transect line. Sometimes the line will be drawn for you Step 2: take a sheet of paper and make “tick” marks where each contour line intersects the map Step 3: record elevation at each tick mark 300 290 280 260 270 260 270 290 280 300 How To Make a Profile Listen Carefully!!!!

30 Step 4: take your sheet of paper and plot your elevation points on a graph Step 5: Draw a line through your points 270 260 300 290 280290 260 280270 300 How To Make a Profile Listen Carefully!!!!

31 Answer Bank Upstream Equal Side Shape Circles steep What is a PROFILE? A ____ view from a flat topographic map.

32 Contour Mapping Rules In order to make a contour map, there are rules we first must understand. These rules will help us determine the topography and shape of the land

33 Contour Mapping Rules 1. Hills and depressions are represented by circles. Hachure Lines are used to show depressions. HillDepression

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35 Contour Mapping Rules 2. Contour lines never cross.

36 Contour Mapping Rules 3. When contour lines meet a river or a stream they form a “V” that points upstream.

37 “V’s” Point upstream

38 4. Contour Lines close together = steep slopes Contour Lines far apart = flat gentle slopes B A B A Contour Mapping Rules

39 Changing from top to side The closer the lines, the steeper the terrain The farther apart the lines, the flatter the terrain

40 What are contour map rules? Hills and depressions are represented by _____. Hachure Lines show depressions Contour lines never cross!!!! Contour lines that cross a river form a “V” that points_____ Contour Lines close together = ____ slopes Contour Lines far apart = flat areas Answer Bank Upstream Equal Side Shape Circles steep

41 Summarize: Answer Bank 150 100 25 0 hill Write the sentences below. Use the map you drew for help: The map I drew has a Contour interval (CI) of ___ Location B has an elevation of ______ ft Location C has an elevation of ______ ft The circles on my map represent a ____ Please Draw B C

42 Topic: California Hazard Maps Objectives: Day 3 of 3 I will know the unique geologic provinces of California I will be able to analyze and interpret California hazard maps I will be able to identify which areas of California are prone to earthquakes, floods, tsunamis, and volcanic eruptions Unit: Maps

43 Quick Write: Answer a question of your choice in 2-3 sentences: Considering where we live, what kinds of hazards do we experience here in the Sacramento area??? Consider things like earthquakes, volcanic eruptions, flooding…… If you lived by the ocean, what kind of hazards might exist???? If you lived by the ocean, what kind of hazards might exist???? What part of California (northern or southern) do you think receives the most rain fall???? What part of California (northern or southern) do you think receives the most rain fall????

44 California Provinces A province is a space or piece of land that has similar geologic features (moutains, deserts, etc.) California is subdivided into 11 unique provinces

45 California Provinces The 11 provinces are: Coast Range Klamath Mountains Transverse Range Cascade Range Great Valley Peninsular Range Modoc Plateau Sierra Nevada Basin and Range Mojave Desert Colorado Desert

46 What is a California Province? Piece of land that has similar ______ features Ex: Coast Range, Great Valley, Sierra_____, Mojave Desert Answer Bank Southern geologic Nevada Flooding geothermal

47 Earthquakes Earthquakes happen mostly in areas active faulting The San Andreas Fault is the plate Boundary between the Pacific plate and North American Plate San Andreas Fault

48 The map to the left shows earthquake activity within the last week The second map is an earthquake hazard map The coast province is the most affected by earthquakes Earthquakes

49 Provinces like the coast range which are near the San ____ ___ Where do Earthquakes occur? Answer Bank Mountainous Nevada Fault Valley Andreas

50 Tsunamis Any coastal province in California can be hit by tsunamis This includes the coast range, Transverse range and peninsular range

51 1964 Alaskan Tsunami struck California 2011 Japan Tsunami Struck California

52 Where do Tsunamis Occur? Anywhere along California's ____ is subjected to tsunamis Always head to head to high ground Answer Bank Southern Mountainous coast Nevada Flooding Valley geothermal

53 Landslides Landslides occur in mountainous provinces where loose soil or rock slides downhill Landslides can also be triggered by excessive rainfall

54 Floods Foods occur in low lying provinces These are areas with flat land, rivers and rainfall (areas in green) The great valley is subjected to floods

55 Where do Floods & Landslides Occur? Floods occur in low lying flat provinces such as the great valley Because we live in the great valley our greatest threat is_____ Landslides occur in _______ (high elevation) provinces Answer Bank Southern Mountainous Nevada Flooding Valley geothermal

56 Volcanoes Active Volcanoes Such as Lassen and Shasta occur in the Cascade range Province These volcanoes form by two converging plates, one subducts forming volcanoes at the surface

57 Geothermal energy is clean energy we get from heat inside the earth It is renewable (doesn’t run out) and doesn’t pollute our air & water Volcanoes

58 In the cascade province which is located above a subduction zone ______ energy is a clean renewable energy source we use Where do Volcanoes Occur? Answer Bank Southern Mountainous Nevada Flooding Valley geothermal

59 Rainfall Look at the map What part of California, Northern or Southern receives more rain fall???? Northern California provinces receives much more rain fall In fact, most of southern California provinces are classified as deserts!!!

60 Rainfall Most of California’s population lives in Southern California With little rivers or little rainfall, where do the people get their water from? Answer: California Aqueduct system

61 Rainfall The aqueduct system delivers water from northern California provinces to southern California provinces

62 What part of California receives the most rain fall? Northern California As a result, the aqueduct system transfers water to ______ California Answer Bank Southern Mountainous Nevada Flooding Valley geothermal

63 Summarize: _______ energy is clean renewable energy from volcanoes that does not pollute The purpose of the ______ system is to transfer water to dry southern California cities We live in the great valley province which is prone to _________ Answer Bank Aqueduct floods geothermal


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