Review the following vocabulary words for your recovery quiz tomorrow

1. Organic chemistry • Measurement • Accuracy • Precision Review the following vocabulary words for your recovery quiz tomorrow Matter Chemistry Volume Mass Weight

2. Review Get in groups of 4-6 students

3. 539.87Round to the nearest ten • 539 • 539.9 • 539.8 • 540

4. 451.8789Round to the nearest hundredth • 451.878 • 500 • 451.88 • 451.879

5. 539.87Round to the nearest tenth • 539 • 539.9 • 539.8 • 540

6. 8709.0967Round to the nearest thousandth • 9000 • 8000 • 8709.097 • 8709.0867

7. 8709.0967Round to the nearest thousand • 9000 • 8000 • 8709.097 • 8709.0867

8. 67.95Round to the nearest tenth • 70 • 68 • 67.9 • 68.0

9. 546.02Round to the nearest whole number • 546.0 • 546 • 547 • 500

10. 597.352 Round to the nearest tenth A) 600 B) 597.3 C) 597.4 D) 597

11. 45.445237 Round to the nearest ten A) 45.5 B) 45.45 C) 50 D) 45

12. 252.6786 Round to the nearest hundred A) 300 B) 252.68 C) 252.67 D) 252.679

13. 78,363.5528954394 Round to the nearest millionth A) 78,363.55290 B) 78,363.5528954 C) 78,363.5529 D) 78,363.552895

14. $16.32 Round to the nearest dollar A) $16.00 B) $17.00 C) $20.00 D) $10.00

15. 306 How many significant figures? A) 2 B) 0 C) 3 D) 1

16. 0.008310 How many significant figures? A) 5 B) 3 C) 6 D) 4

17. 56000 How many significant figures? A) 2 B) 5 C) 3 D) 1

18. 84.30 How many significant figures? A) 2 B) 4 C) 3 D) 1

19. 8.01 x 103 How many significant figures? A) 2 B) 6 C) 3 D) 5

20. 5.0 x 10-2 How many significant figures? A) 2 B) 6 C) 3 D) 5

21. 8769.61 Convert into correct scientific notation • 8.76 x 103 B) 87.6961 x 102 C) 8.76 x 10-3 D) 8.76961 x 103

22. 640000 Convert into correct scientific notation • 64 x 104 B) 6.4 x 105 C) 0.64 x 10-6 D) 6.4 x 10-5

23. 587.3 x 107 Convert into correct scientific notation • 5.873 x 105 B) 5.873 x 107 C) 5873000000 D) 5.873 x 109

24. 0.0003 Convert into correct scientific notation • 0.3 x 104 B) 3 x 104 C) 3 x 10-4 D) 0.3 x 10-3

25. 0.0172 Convert into correct scientific notation • 1.72 x 10-2 B) 1.72 x 103 C) 17.2 x 10-3 D) 0.172 x 10-1

26. 23.9 m + 24 m + 5.6 m = Answer with correct # of significant figures • 53.5 m3 B) 53.5 m C) 53 D) 53 m

27. 5.31 m x 3.4 m = Answer with correct # of significant figures • 18.054 m3 B) 18 m2 C) 18.1 m D) 18.05 m2

28. 581 kL – 492.6 kL = Answer with correct # of significant figures • 88.4 kL B) 88 kL C) 88.4 D) 88

29. 4.21 x103 + 3.9 x104 Answer with correct scientific notation and correct sig. figs. • 4.3 x104 B) 4.321 x104 C) 43210 D) 4.32 x104