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

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AIM: How is length measured in the Metric System. VOCABULARY Meter-stick Meter Centimeter millimeter. QUESTION. Why is it important to have accurate measurement?. OBJECTIVE. To understand and successfully measure length using the metric system. What is this called?. Meter stick.

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AIM: How is length measured in the Metric System.

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VOCABULARY

Meter-stick

Meter

Centimeter

millimeter

QUESTION

Why is it important to have accurate measurement?

OBJECTIVE

To understand and successfully measure length using the metric system

Meter stick

the METER

How many meters are there on a meter stick

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!