Metric Units of Measurement

⚫ The Meter- Measures length

Length is the distance between two points

⚫ The Liter –Measures Volume

Volume is how much space a liquid takes up

⚫ The Gram- Measures mass

Mass is how much matter is in an objectBY: mrsminorhelena.

Metric Prefix Chart

⚫ Kilo means thousand (1000)

⚫ Hecto means hundred (100)

⚫ Deca means ten (10)

⚫ Deci means one-tenth (1/10)

⚫ Centi means one-hundredth (1/100)

⚫ Milli means one-thousandth (1/1000)

BY: mrsminorhelena.

King Henry

How the Gram came about

⚫ Scientists needed a

standard to measure

mass.

⚫ Mass is the amount of

matter in an object

⚫ They decided to take

one cubic centimeter

of water and call it a

gram

BY: mrsminorhelena.

Metric Ladder

How to Use the Metric Ladder

⚫ Look at the unit given

1. Put your pencil on that unit on the ladder

2. Move to the new unit, counting the steps you take and the direction

3. Move the decimal point in the given number the same number of steps you took AND in the same direction you moved

How to Use the Metric Ladder⚫ Look at the unit given

1. Put your pencil on that unit on the ladder

2. Move to the new unit, counting the steps you take and the direction

3. Move the decimal point in the given number the same number of steps you took AND in the same direction you moved

1 23

4 grams = ______________ milliligrams

1. Put your pencil on basic unit (grams) on the ladder

2. Move to milli, taking 3 steps to the right

3. Move the decimal point 3 times to the right

4.000 grams = 4000 mg

1 2 3

How to Use the Metric Ladder⚫ Look at the unit given

1. Put your pencil on that unit on the ladder

2. Move to the new unit, counting the steps you take and the direction

3. Move the decimal point in the given number the same number of steps you took AND in the same direction you moved

1

6.1 centigrams = ______________ milligrams

1. Put your pencil on centigram on the ladder

2. Move to milli, taking 1 step to the right

3. Move the decimal point 1 time to the right

6.1 centigrams = 61 milligrams

1

How to Use the Metric Ladder⚫ Look at the unit given

1. Put your pencil on that unit on the ladder

2. Move to the new unit, counting the steps you take and the direction

3. Move the decimal point in the given number the same number of steps you took AND in the same direction you moved

1

0.8 kilograms = ______________ centigrams

1. Put your pencil on kilogram on the ladder

2. Move to centi, taking 5 steps to the right

3. Move the decimal point 5 times to the right

0.80000 kilograms = 80,000 centigrams1

12

3 45

2 3 4 5

How to Use the Metric Ladder⚫ Look at the unit given

1. Put your pencil on that unit on the ladder

2. Move to the new unit, counting the steps you take and the direction

3. Move the decimal point in the given number the same number of steps you took AND in the same direction you moved

1

1000 centigrams = ______________ grams

1. Put your pencil on centimeter on the ladder

2. Move to basic unit (gram), taking 2 steps to the left

3. Move the decimal point 2 times to the left

1000 centigrams = 10 grams2

12

1

How to Use the Metric Ladder⚫ Look at the unit given

1. Put your pencil on that unit on the ladder

2. Move to the new unit, counting the steps you take and the direction

3. Move the decimal point in the given number the same number of steps you took AND in the same direction you moved

1

50.2 grams = ______________ kilograms

1. Put your pencil on basic unit (gram) on the ladder

2. Move to kilo, taking 3 steps to the left

3. Move the decimal point 3 times to the left

050.2 grams = 0.0502 kilograms2

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2

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