1. Metric System

2. Gas Prices in Canada

3. Quart Liter

4. Gas Prices in Canada 1 gallon = 4 liters 112.5 x 4 = $4.50 / gallon Why? Taxes The problem with socialism is eventually you run out of everybody else’s money. Margaret Thatcher

5. Why is the Metric System used in Science? How Many gallons in the aquarium? 48 inches x 12 inches x 20 inches Well, the volume would be L x W x H

6. Why is the Metric System used in Science? How Many gallons in the aquarium? 48 inches x 12 inches x 20 inches 48 in x 12 in = 576 in 2 576 in 2 11,520 cubic inches = ? Gallons How many cubic inches in a gallon?231 OK 11,520/231 =49.850 gallons! How much does all that water weigh? 1 gallon weighs 8.35 pounds 50 x 8.35 = 417.5 lbs. Well, the volume would be L x W x H x 20 in = 11,520 in 3

7. Why is the Metric System used in Science? How Many Liters in the aquarium? 120 cm x 50cm x 30 cm 120 x 50 = 6000 cm 2 6000 x 30 = 180,000 cm 3 180,000 cm 3 = 180, 000 ml = 180 Liters How much does all that water weigh? 180 Kg

8. Standard unit Kilo 1000x Mill 1/1000 Cent 1/100 Micro 1/1000,000

9. Penny = cent = 1/100 of a dollar = 1 Centidollar $1000 bill = 1 Kilodollar A Mill = 1/1000 of a dollar = 1 Millidollar

10. 1. 25 g = ____________________ mg 25 Where is the decimal? 25.25000

11. How many 10-gram bags of powdered sugar can you make from a kilogram of powdered sugar? Units in Math Problems 1. Convert to same units. You cannot divide grams by kilograms. Change kilograms to grams and then divide. 2. Put everything into one problem. kilogram Bags sugar bagssugar Kilograms of sugarWhat units am I given? What units will be in the answer?

12. How many 10-gram bags of powdered sugar can you make from a kilogram of powdered sugar? What are the ratios in this problem? 1000 grams 1 Kilogram 1 Bag. 10 grams Sugar

13. 2. Put everything into one problem. What units am I given? Kilograms of Sugar What units will be in the answer? Bags How many 10-gram bags of powdered sugar can you make from a kilogram of powdered sugar? given

14. 1 kilogram sugar 2. Put everything into one problem. What units am I given? Kilograms of Sugar What units will be in the answer? Bags How many 10-gram bags of powdered sugar can you make from a kilogram of powdered sugar? 1 kilogram sugar 1000 grams sugar

15. 1 kilogram sugar 1000 grams sugar 2. Put everything into one problem. What units am I given? Kilograms of Sugar What units will be in the answer? Bags How many 10-gram bags of powdered sugar can you make from a kilogram of powdered sugar?

16. 1 kilogram sugar 1000 grams sugar 10 grams sugar 1 Bag 2. Put everything into one problem. What units am I given? Kilograms of Sugar What units will be in the answer? Bags How many 10-gram bags of powdered sugar can you make from a kilogram of powdered sugar?

17. 1 kilogram sugar 1000 grams sugar 10 grams sugar 1 Bag 2. Put everything into one problem. What units am I given? Kilograms of Sugar What units will be in the answer? Bags 1 x 1000 x 1 = 1000 1 x 10 = 10 1000 10 = 100 Bags

18. 10 kilogram sugar 1 kilogram sugar 1000 grams sugar 10 grams sugar 1 Bag 2. Put everything into one problem. What units am I given? Kilograms of Sugar What units will be in the answer? Bags How many 10-gram bags of powdered sugar can you make from 10 kilograms of powdered sugar? 1000 1 = 1000 Bags

19. Do Metrics Worksheet

20. How many grams of water will be produced by reacting 10 grams of H 2 with Oxygen?