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Measurement Test Review 2016. 1. Why is the metric system easier to use than the customary system? 1 unit for each form of measurement Organized into units of 10 Used by most of the world 2. The Metric system is also called the SI system. What does the S I stand for? for ?
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1. Why is the metric system easier to use than the customary system? • 1 unit for each form of measurement • Organized into units of 10 • Used by most of the world • 2. The Metric system is also called the SI system. What does the SIstand for?for? • System International
2. Indicate the SI units for: A. Length • meter B. Mass • gram C. Volume of a liquid • liter
3. a. 1 cm = _____ mm • 10 b. 1 m = ______cm • 100 c. 1 km = _________m • 1000
4. Determine the cm length at each letter to the nearest tenth. • g = 9.7 cm • e = 10.3 cm • b = 11.3 cm • j = 11.7 cm • f = 12 cm • a = 12.5 cm • h= 12.95 cm
0 1 2 3 4 cm 6. What is the length of the object in millimeters? Centimeters? 8mm 0.8cm
0 1 2 3 4 cm 7. What is the length of the object in centimeters? 2.8cm
8. a. What is the length of Leaf A? b. What is the length of Leaf B? 5.8 cm 4.3 cm
9. a. What distance is at Point A? • 4.5 cm b. What distance is at Point B? • 6.4 cm
10. What is mass? • The amount of matter in an object 11. What is volume? • The amount of space an object takes up. 12. What instrument is used to measure mass? • Triple beam balance
13. Mass = 332.7 g
14. Mass = 57.1 g
15. Mass = 345.7 g
16. Mass = 521.2 g
17. Mass = 105 g
18. Mass = 48.6 g
19. Rounding to the nearest tenth. Round the following to 1 decimal place. 34.7 (a) 34.67 = 17.7 (b) 17.72 = 24.8 (c) 24.75 = (d) 41.92 = 41.9
REMINDER: SHOW ALL WORK MEANS: • Write out equation • Plug in #’s • Calculate answers (with a calculator) and round answer to nearest tenth Add unit
20. Volume = ? Show all work 6.4 cm 8.4 cm 5.6 cm • V = L x W x H • V = 6.4 x 5.6 x 8.4 • V = 301.1 cm³
21. Volume = ? Show all work. 12.1 cm 5 cm 3.2 cm • V = L x W x H • V = 5 x 3.2 x 12.1 • V = 193.6 cm³
22. Calculate the volume of the object below. Show all work. • V = l x w x h • V = 3.4 x 12.9 x 4.0 • V = 175.4 cm3
(a) (b) 7cm 3.4cm 5 cm 3.4cm 14cm 3.4cm (c) 3.2m 2.7m 8.9 m 23. Calculate the volume of each object below: (Round answers to nearest tenth) 490cm3 39.3cm3 76.9 m3
24. Measure the volume of the liquid to the right. 25. Measure the volume of the liquid to the left. 21mL 67mL
26. Measure the volume of the liquid to the right. 27. Measure the volume of the liquid to the left. 2mL 49mL
29. V = 18 mL
30. V = 21.6 mL
31. V = 21.4 mL
32. V=44.8 mL
33. V=8.9 mL
34. V=8.9 mL
35. Find the volume of these liquids: A B C 15 mL 12.5 mL 16 mL
36. What is the volume of the object below? 47-38 = 9 mL
8 37. What is the volume of the liquids below? 6 a. 32 mL b. 7.6 mL
38. What is the volume of this toy dinosaur? 0.8mL (5.6mL – 4.8mL) 39. What is the name of this method? displacement
39. Volume of object = ? V = 20 –11.5 V = 8.5 mL V1 =11.5 mL V2 = 20 mL
40. V = 7 mL V = 44 - 37
41. V = 38 mL V = 70 - 32
42. What is the volume of the rock? Volume = 30– 20 Volume = 10 mL
43. Indicate the volume of water in each graduated cylinder. a. 5.5 mL 93 mL b.
D = m = 9.2 g = 0.6433566 • v 14.3cm3 44. a. Frank has a paper clip. It has a mass of 9.2 g and a volume of 14.3cm3. What is its density? • D = 0.6 g/cm3 • b. Will this object float or sink in water? Why? • It will float because it is less dense than water. • c. If you cut the paper clip in half, what will the density of 1 half be? • It will stay the same (0.6 g/cm3 )
D = m = 3.3 g = 2.2 • v 1.5cm3 D = 2.2 g/cm3 45. a. Frank also has an eraser. It has a mass of 3.3 g, and a volume of 1.5cm3. What is its density? • b. Will this object float or sink in water? Why? • It will sink because it is more dense than water. • c. If you cut the eraser in half, what will the density of 1 half be? • It will stay the same (2.2 g/cm3 )
46. Jack has a rock. The rock has a mass of 6g and a volume of 3cm3. What is the density of the rock? • D = m = 6 g = 2 • v 3cm3 • D = 2.0 g/cm3
47. Jill has a gel pen. The gel pen has a mass of 8g and a volume of 2cm3. What is the density of the rock? • D = m = 8 g = 4 • v 2cm3 • D = 4.0 g/cm3
48. Osmium is a very dense metal. What is its density if 50 g of the metal occupies a volume of 2.22cm3? Show all work. D = mass = 50 g = 22.522522 volume 2.22 cm3 • D = 22.5 g/cm3
Calculate density. Show all work! 50. Mass: 1000 g Volume: 50 mL 49. Mass: 15 g Volume: 20 mL D = Mass = 1000 g Volume: 50 mL D = Mass = 15 g Volume 20 mL D = 0.75g D = 20 D = 0.8 g/mL D = 20.0 g/mL
51. What is the density of a 100gram object with a volume of 20 milliliters? • D = m = 100 g = 5 • v 20mL • D = 5.0 g/mL
52. Osmium is a very dense metal. What is its density in g/cm3 if 50.00 g of the metal occupies a volume of 2.22cm3? Show all work. D = mass = 50.00 g = volume 2.22 cm3 D = 22.5 g/cm3
53. Alicia has a watch. It has a mass of 4.7g and a volume of 2.3cm3. What is the density of the watch? • D = m = 4.7 g = 2.0434 • v 2.3cm3 • D = 2.0 g/cm3