1. What measurements are part of the English measurement system?
LENGTH
WEIGHT
VOLUME
Inch
Foot
Yard
Mile
Cup
Quart
Gallon
Cubic Foot
Cubic Yard
Ounce
Pound
Ton

2. English Conversions You Must Know
1 mile = 5280 feet
1 foot = 12 inches
1 pound = 16 ounces
1 minute = 60 seconds
1 hour = 60 minutes
1 week = 7 days
1 yard = 3 feet

3. What is the Metric System?
A system of measurement based on multiples of ten.
Developed and first used by scientists in the 1700’s
Used by most nations other than the US
Metric 4 US - Metric is the better system for America!
What is the SI Measurement System?
Improved version of the metric system developed in mid 1900’s
Why do scientists use the SI (metric) system?
Ease of using powers of 10
Common communication between scientists

4. What is a Standard?
An exact quantity that people agree to use for comparisons.
Metric units for which there is a standard are called fundamental units or basic units. These are
meter (m) - length
kilogram (kg) - mass
second (s) - time
kelvin (K)– temperature
ampere (A)– electric current
mole (mol)– amount of matter in a substance
candela (cd)- intensity of light

5. What are some common metric units?
Newton (N)
WEIGHT
LENGTH
VOLUME
Meter (m)
Centimeter (cm)
Kilometer (km)
Millimeter (mm)
Liter (l)
Milliliter (ml)
Centimeter cubed (cm³)
Meter cubed (m³)
MASS
Gram
Kilogram
milligram
DENSITY
g/ml
g/cm³
Kg/m³

6. How do English units relate to Metric units?
1 meter ~ 39 inches
1 kilometer ~ 6/10 of a mile
1 liter ~ a quart
1 kilogram ~ 2 pounds ~

7. Common Metric Prefixes
Symbol
Meaning
Giga G
Mega M
Kilo- K
1 000
Hecto H
100
Deca Da 10
Deci d
.1 or 1/10
Centi c
.01 or 1/100
Milli m
.001 or 1/1000
Micro
or 1/
Nano n

8. Derived Units
A portion or multiple of a fundamental unit or a combination of fundamental units.
Examples:
millimeter, kilometer, and cm³ are derived units of meter
gram and milligram are derived units of kilogram
g/cm³ is a combination of units

9. Which of the following are derived units?
Minutes
Liters
Kilogram m²
Kelvin
m/s

10. What SI (metric) unit would be used for the following?
Mass of sugar cube -
Volume of water in measuring cup -
Length of your shoe -
Volume of gallon of milk -
Mass of yourself -
Distance from here to office -
Distance from here to Columbus -

11. What would the correct unit be when using the Metric System?
1. The distance between Opelika & Phenix City is about 50 _______.
2. A postage stamp has a mass of about 15 ____________.
3. An eye dropper full of medicine contains about 1 __________.
4. A full half gallon of milk is about 2 _____________.
5. The length of a pencil is about 12 _________________.
6. A paper clip has a mass of about 1 ___________

12. How do you convert from one metric unit to another?
By multiplying or dividing by factors of 10.
This can easily be done by moving the decimal to the right when multiplying and moving the decimal to the left when dividing.
The mnemonic below is also very helpful.
K H D B (meter) d c m
(gram )
(liter)

13. How do you convert from one metric unit to another?
K H D B (meter) d c m
(gram )
(liter)
50 m = ___________cm
80 m = ______________km
780 mm = _______________m
780 mm = ___________km
456.3 cm = ___________ m

14. How do you convert from one metric unit to another?
K H D B (meter) d c m
(gram )
(liter)
K H D B (meter) d c m
480 g = ___________mg
480 g = _____________kg
6 kg = ____________ g
6 kg = __________cg
g = ____________mg

15. How do you convert from one metric unit to another?
K H D B (meter) d c m
(gram )
(liter)
K H D B (meter) d c m
3 L = ______________mL
34.6 mL = ____________cL
4 kL = _____________L

16. English to Metric Conversion Units
1 inch = 2.54 cm
1 mile = 1.61 km
1 pound = .45 kilogram
1 quart = .95 liters
1 ml = 1 cm³