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AIM: How is length measured in the Metric System.PowerPoint Presentation

AIM: How is length measured in the Metric System.

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AIM: How is length measured in the Metric System.

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VOCABULARY

Meter-stick

Meter

Centimeter

millimeter

Why is it important to have accurate measurement?

To understand and successfully measure length using the metric system

Meter stick

the METER

1 meter

How many years are there in a century?

How many cents are there is a dollar?

How many legs does a centipede have?

How many centimeters do you think there are in a meter?

COUNT THE CENTIMETERS ON YOUR METER STICK !

What does the word “abbreviation” mean?

The abbreviation for meters is “m”.

What is the abbreviation for centimeters

“cm”.

Math Problem

If 1 meter = 100 cm

Then 2 meters = how many cm?

200 cm

So what do you think the prefix “milli” mean?

So how many millimeters do you think are in a meter.

1000

Count the number of mm meter !!!

What is the abbreviation for millimeter?

mm

Count the number of mm in a cm?

How many are there?

10

Math Problem

If 1 cm has 10 mm.

Then how many mm are in 3 cm?

30

Then how many mm are in 30 cm?

300 mm

Math Problem

Is 300 mm more or less than a meter?

LESS!

Math Problem

If 1 meter = 100 cm

Then how many cm = 1.5 meters?

150 cm

How did you figure that?

To convert m to cm MULTIPY by 100

SUMMARY

The standard unit of measure in the metric system is ?

m is the abbreviation for?

cm is the abbreviation for?

mm is the abbreviation for?

SUMMARY

1 meter = 1000 mm

1 meter = 100 cm

1 centimeter = 10 mm

HOMEWORK

Worksheet on practice reading a ruler!