1. THE METRIC SYSTEM
MASS & CAPACITY

2. Mass - weight
In the metric system, all units are defined in terms of a basic unit.
The basic unit of mass in the metric system is the gram.

3. Everyday items you could use to associate with mass in the metric system.
milligram - a grain of salt
gram - large paper clip
kilogram - math textbook

4. Mass - grams
1 gram = 1000 milligrams
1 kilogram = 1000 grams

5. Metric Units of Mass and Capacity
Measurement Conversion
Using a bridge map can help organize your thinking when converting from one metric unit to another.

6. Bridge Map as
(just like)
Relating factor

7. Metric Length Conversion
Example:
1 kg = 1000 g
3000
3 kg = _____ g
Large to small
3 x 1000 = 3000
1 kg
3 kg as
1000 g
(just like)
3000 g
is equal to
Relating factor
X 1000

8. Metric Length Conversion
Example:
1000 g = 1 kg 6
6000 g = ___ kg
Small to large
6000 ÷ 1000 = 6
1 kg
6 kg as
1000 g
(just like)
6000 g
is equal to
Relating factor
÷ 1000

9. Metric Length Conversion
Example:
1 g = 1000 mg
7000
7 g = _____ mg
Large to small
7 x 1000 = 7000
1 g
7 g as
1000 mg
(just like)
7000 g
is equal to
Relating factor
X 1000

10. Metric Length Conversion
Example:
1000 mg = 1 g 4
4000 mg = ___ g
Small to large
4000 ÷ 1000 = 4
1 g
4 g as
1000 mg
(just like)
4000 mg
is equal to
Relating factor
÷ 1000

11. Capacity - volume
In the metric system, all units are defined in terms of a basic unit.
The basic unit of capacity in the metric system is the liter.

12. Everyday items you could use to associate with capacity in the metric system.
milliliter - 10 drops of food coloring
liter - a small pitcher of water
kiloliter – hot tub or spa

13. Capacity - liters
1 liter = 1000 milliliters
1 kiloliter = 1000 liters

14. Bridge Map as
(just like)
Relating factor

15. Metric Length Conversion
Example:
1 L = 1000 mL
9000
9 L = _____ mL
Large to small
9 x 1000 = 9000
1 L
9 L as
1000 mL
(just like)
9000 mL
is equal to
Relating factor
X 1000

16. Metric Length Conversion
Example:
1000 mL = 1 L 2
2000 mL = ___ L
Small to large
2000 ÷ 1000 = 2
1 L
2 L as
1000 mL
(just like)
2000 mL
is equal to
Relating factor
÷ 1000

17. Metric conversions kg to g x 1000 g to kg  1000 g to mg x 1000
mg to g  1000
L to mL x 1000
mL to L  1000