1. Metric System
The metric system (SI) is an international system of measurement that is based on units of 10.

2. Matter Anything that has mass and takes up space.
All the “stuff” around you is matter.

3. Volume Volume- The amount of space matter occupies Liter(L) cm3
Measurement
Tools
Units
Volume- The amount of space matter occupies
Graduated Cylinder
Metric Ruler
Liter(L)
cm3

4. Mass Mass- The amount of matter in an object. Gram (g)
Measurement
Tools
Units
Mass- The amount of matter in an object.
Triple-beam or Digital balance
Gram (g)

5. Length Length- How far away two points are from each other. Meter (m)
Measurement
Tools
Units
Length- How far away two points are from each other.
Metric Ruler
Meter Stick
Meter (m)

6. Prefixes & Converting
Prefixes are placed in front of a base unit to change the size.
To convert to a Smaller Unit: Move the decimal point according to the number of “jumps” or multiply by the conversion (10, 100, 1000…)
To convert to a Larger Unit: Move the decimal point according to the number of “jumps” or divide by the conversion (10, 100, 1000…)

7. How many jumps does it take?1 2 3
KILO 1000 Units
HECTO 100 Units
DEKA 10 Units
DECI 0.1 Unit
Meters Liters Grams
CENTI 0.01 Unit
MILLI Unit
4 km = _________ m
Starting Point
Ending
Point
1st – Determine your starting point.
2nd – Count the “jumps” to your ending point.
3rd – Move the decimal the same number of jumps in the same direction.
How many jumps does it take? 4. 1
__. 2
__. 3
__.
= 4000 m

8. A pneumonic device we use to remember the prefixes is:
King Henry Doesn't Usually Drink Chocolate Milk