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Metric system conversions 2010

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Metric system conversions 2010

1. 1. 1.What are some units we measure with in the United States?2.Are our measuring systems easy or confusing? Explain
2. 2. I. BackgroundA. The Metric System is a system of units for measurementB. Used by scientists around the worldC. Easy to use because it is based on units of ten (10) Burma, Liberia, United States
3. 3. II. How it worksA. The basic units: 1. Length=meter 2. Volume=liter 3. Mass=gramB. Add prefixes for larger or smaller divisions 1. King Hector Doesn’t [usually] Drink Chocolate Milk!
4. 4. King Hector Doesn’t Drink Chocolate Milk [usually]Kilo Hecto Deka Meter Deci Centi Milli(k) (h) (da) Liter (d) (c) (m) Gram
5. 5. III. Conversions; Metric-Metric A. How to do it: 1. We are ONLY MOVING THE DECIMAL!!!!! 2. Here’s how: 1. Look at the order of the prefixes 2. Begin at the prefix that you start with 3. Move to the prefix you want to end with 4. Move the decimal in the number in the same direction and the same number of times you moved on your graphic organizer
6. 6. B. Example: 1. Convert 1102 meters to kilometersKilo Hecto Deka Meter Deci Centi Milli(k) (h) (da) (d) (c) (m) 2. Move your decimal to the __________ 3. Move a total of _________ spaces 4. 1102 meters = ____________________ kilometers
7. 7. Work with your partnerto practice converting from Metric to Metric units. Use the problemsprovided by Mrs. Lock.
8. 8. 1.What is the metric system?2.How is the metric system set up?3.What is the metric unit for mass? volume? length?
9. 9. ***Convert 52 meters to millimetersKilo Hecto Deka Meter Deci Centi Milli(k) (h) (da) (d) (c) (m)  Move your decimal to the __________  Move a total of _________ spaces  52 meters = ____________________ millimeters
10. 10. 1.As a group, please use the laptop next to your table to check your answers for 1-17.2.The favorite for this activity is called Metric Conversions.
11. 11. 1. 133 m = 0.133 km2. 85 m= 8500cm3. 345.6 g= 0.3456kg4. 72 cm= 720mm5. 34.7 cm= 0.347m6. 451 kg= 451000g7. 92 L= 92000mL8. 49.7 mL= 0.00497daL
12. 12. 9. 28cm= 0.28m10. 4500dag= 45kg11. 876L= 87,600cL12. 5.98cm= 59.8mm13. 37.02dg= 3702mg14. 876L= 8,760dL15. 5.98m= 598cm16. 4500g= 4.5kg17. 28 km= 28,000m
13. 13. How many mm are found in 1 cm?
14. 14. How long is the line segment inmm?How long is the line segment incm?
15. 15. How long is the line segment inmm?How long is the line segment incm?
16. 16. How long is the line segment inmm?How long is the line segment incm?
17. 17. Work with your partnerto practice measuring with a metric ruler.
18. 18. CHALLENGE!What happens to an inchworm when we use metrics?To find the answer, lay a ruler across the right side of a piece of paper. Find the correct mark on the ruler for each letter. Write the letter above the ruler.H = 6.8 cm R = 208 mmG = 23.2 cm, 92 mm O = 14 cmU = 224mm N = 8.4 cm, 12.4 cmC = 6 cm A = 76 mm, 156mmE = 1 dm, 2dm B = 216 mmL = 4 cm, 17.6 cm, 32mm ‘ = 24mmT = 192mm, 132 mm, 16mmI = 11.6 cm, 18.4 cm, 8 mm
19. 19. 1.Convert 5,720 km to cm.2.Convert 23 mg to dag.
20. 20. 1. Complete textbook form 2. Put your name in your book in INK 3. Have Mrs. Lock sign book and collect paper 4. Cover book by Friday, 9/25 DO NOT POKE AROUND!