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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
13
2
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