Metric System
February 20, 2014
• How can we use multiplication and
division (decimals and powers of
10) to convert from one unit to
another?
1
Metric System
February 20, 2014
W
p
u
arm
2/20/2014
1.
How many feet are in 7 yards 2 feet? 2.
A bathtub in Uzbekistan can hold 40 gallons of jello. A bathtub in Tasmania can hold 161 qt. of jello. Which tub can hold more? 2
Metric System
February 20, 2014
Metric System
kilo­
hecto­
deka­
Base Unit
deci­
centi­
milli­
Meter
Gram
Liter
3
Metric System
February 20, 2014
Metric System
Length
Name
Kilometer (km)
Meter (m)
Number of Base Units
1,000
1
Comparison
Length of 9 football fields
Meter stick/Half the height of a door
Centimeter (cm)
Width of smallest finger
Millimeter (mm)
Thickness of a dime
4
Metric System
February 20, 2014
Metric System
kilo­
hecto­
deka­
Base Unit
deci­
centi­
milli­
Meter
Gram
Liter
Practice
1.
4.5 m = ____________________mm
2.
28 cm = ___________________mm
3.
600 cm = __________________m
5
Metric System
February 20, 2014
Metric System
Mass
Name
Kilogram (kg)
Gram (g)
Number of Base Units
1,000
1
Comparison
Mass of a text book
Mass of a large paper clip
6
Metric System
February 20, 2014
Metric System
Capacity
Name
Liter (L)
Milliliter (mL)
Number of Base Units
1
Comparison
Large bottle of water
Amount an eyedropper holds
7
Metric System
February 20, 2014
Metric System
kilo­
hecto­
deka­
Base Unit
deci­
centi­
milli­
Meter
Gram
Liter
Practice
1.
45 g = ______________________ mg
2.
3450 mL = __________________L
3.
1.780 L = __________________mL
8
Metric System
February 20, 2014
1.
Ropes that form the lanes in a pool are 2.5 cm wide. What is the width of the rope in millimeters?
2.
For a triathlon, Mr. Friday will swim 1,500 meters. How far is this in kilometers?
3.
The mass of a seed is 8.45 grams. Find the mass of the seed in milligrams. 9
Metric System
February 20, 2014
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