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# Units of Measure

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by

## Mr Mattock

on 3 September 2017

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#### Transcript of Units of Measure

Units of Measure
Estimating Units
Which unit would be best to measure the length of a car?

a.
meters
b.
kilometers
c.
centimeters
d.
decimeters
Estimating Units
Which of these is the most likely height of the Chrysler Building in New York City?

a.
319 centimeters
c.
319 meters
b.
319 decimeters
d.
319 kilometers
Estimating Units
Which of the following can hold about 2 kiloliters of water?

a.
b.
a pool
c.
a coffee mug
d.
a medicine dropper
Estimating Units
Which is the best estimate of the mass of a lion?

a.
200 kg
b.
2 kg
c.
200 g
d.
2 g
Estimating Units
Which unit would be best to measure the length of an envelope?

a.
millimeters
b.
centimeters
c.
meters
d.
kilometers
Estimating Units
Which is the best estimate of the capacity of a medicine dropper?

a.
5 milliliters
b.
50 milliliters
c.
5 liters
d.
50 liters
Metric Conversions
Smaller Base Bigger Value

deci

centi

milli
metre

litre

gram
deca

hecta

kilo
10

100

1000
Examples
L.O. - To use and convert different metric units (Level 5).
Convert 720 cm into metres.

Convert 0.6 g into milligrams.
5 metres
7 litres
40 grams
8 kg
7 metres
9000 grams
45000 ml
720 cm
5 dg
30 mm
Starter
Work out:

4 x 10
4 x 100
4 x 1000
4 ÷ 10
4 ÷ 100
4 ÷ 1000
Starter
Work out:

4 x 10
= 40

4 x 100
= 400
4 x 1000
= 4000
4 ÷ 10
= 0.4
4 ÷ 100
= 0.04
4 ÷ 1000
= 0.004
Examples
Convert 720 cm into metres.

720 ÷ 100 = 7.2 metres

Convert 0.6 g into milligrams.

0.6 x 1000 = 600 milligrams
Key
Examples

Activity