1. Measurement/Calc Review Game

2. Rules of the game: Two people will share a board. Answer must be written correctly on your board and with appropriate units (where it applies) No cheating –No notes, textbooks, worksheets, reviews –No help from other students or me »READY??????

3. Question #1 Count the # of significant figures in the following: 0.05 Answer: 1

4. Question #2 Count the # of significant figures in the following: 0.030 Answer: 2

5. Question #3 Count the # of significant figures in the following: 9000.0 Answer: 5

6. Question #4 Count the # of significant figures in the following: 0.2010 Answer: 4

7. Question #5 Count the # of significant figures in the following: 20006 Answer: 5

8. Question #6 Calculate. Express your answer in the proper # of significant figures. 1.44 m X 2.467 m = Answer: 3.55 m 2

9. Question # 7 Calculate. Express your answer in the proper # of significant figures. 7082 ÷ 42 = Answer: 170

10. Question # 8 Calculate. Express your answer in the proper # of significant figures. 55.46 g – 36.2 g = Answer: 19.3 g

11. Question # 9 Express in standard scientific notation. 0.00382 Answer: 3.82 X 10 -3

12. Question # 10 Express in standard scientific notation. 4563000 Answer: 4.563 X 10 6

13. Question # 11 Express in normal notation. 4.53 X 10 5 Answer: 453 000

14. Question #12 Express in normal notation. 2.1 X 10 -4 Answer: 0.00021

15. Question #13 Draw the metric conversion grid. ( Hint…King Henry….) Answer:

16. How to use Kilo Hecto Deka BASE Deci Centi Milli Left Right

17. Question # 14 Convert. 2.75 km = ___ cm Answer: 275 000

18. Question #15 Convert. 455 cg = ___ g Answer: 4.55 g

19. Question # 16 Calculate density. Show all steps and units. mass 537 g, volume 1002 mL Answer: 0.536 g/mL

20. Question #17 Calculate mass. Show all steps and units. density 7.0 g/mL,volume 222mL Answer: 1554 g = 1.6 x 10 3 g

21. Question # 18 Calculate volume. Show all steps and units. density 3 g/mL, mass 2100 g Answer: 700 mL

22. Question # 19 What is the difference between accuracy and precision? Answer: accuracy – closest to actual value precision – closest to other values in the set.

23. Question #20 Tell if the following data is accurate, precise, both or neither. A nail has a length of 3.04 cm. Measurements recorded were 2.01, 2.02, 2.01, 2.03. Answer : precise

24. Read the volumes of liquid below using the correct precision.

25. Answer 20.38 mL