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8.EE.4 [557794]StudentClassDate

1. The solution to an expression is displayed on a calculator as shown.

Which number is equivalent to this calculator display?

A. 0.000042

B. 4.2

C. 420,000

D. 4,200,000

2.What is the value of ?

A. 0.02

B. 0.2

C. 2

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D. 200

3. A study showed that in 2011, 18- to 24-year-olds in the United States sent or received a total of text messages per day.

Part A What is the total number of text messages the 18- to 24-year-olds sent or received in 2011? Give your answer in scientific notation. Show or explain your work.

Part B In 2011, the number of 18- to 24-year-olds who sent or received text messages was . On average, how many text messages did each of these people send or receive per day? Round your answer to the nearest whole number. Show or explain your work.

4.

What is the value of

A. 2,000

B. 4,500

C. 15,000,000

D. 20,000,000

5. What is the value of (0.00035)(1.75 × 10–4) in scientific notation?

A. 2.1 × 10–8

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B. 6.125 × 10–8

C. 6.125 × 10–4

D. 2.1 × 103

6. A park recorded visitors in 1936 and visitors in 1986. How many more people visited the park in 1986 than in 1936?

A.

B.

C.

D.

7. Which expression is equivalent to (5.7 × 10–4)(80,000)?

A. 4.56 × 101

B. 4.56 × 109

C. 8.23 × 101

D. 8.23 × 109

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8. What is the value of the expression?

A. 15,000,000

B. 7,000

C. 0.007

D. 0.0015

9. Which value is equivalent to (0.332)(1.4 × 106)?

A. 4.648 × 10–5

B. 4.648 × 10–1

C. 4.648 × 102

D. 4.648 × 105

10. What is the value of the expression (6 × 103) + (5 × 102)?

A. 6,500

B. 650,000

C. 1,100,000

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D. 11,000,000

11. The diameter of Earth is approximately kilometers. The diameter of Jupiter is approximately kilometers. Approximately how many times longer is the diameter of Jupiter than the diameter of Earth?

A.

B.

C.

D.

12. What is the value of (8 × 102)(12)?

A. 96

B. 960

C. 9,600

13. What is the product of 0.03 and 2.5 × 108?

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A. 7.5 × 106

B. 7.5 × 108

C. 7.5 × 1010

14. Which is equivalent to (6.12 × 107)(0.0000012)?

A. 7.344

B. 7.344 × 101

C. 7.344 × 102

D. 7.344 × 1013

15.What is the value of the expression ?

A. 1.5 × 10–12

B. 1.5 × 104

C. 1.75 × 10–12

D. 1.75 × 104

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16.Which is equivalent to ?

A. 7 × 108

B. 7 × 102

C. 7 × 101

17. Tyler’s math class found that it would take dollar bills to cover a square mile area. The surface area of the United States is about square miles. About how many dollar bills are needed to cover the United States?

A.

B.

C.

D.

18. The speed of light is approximately 186,000 miles per second. Light travels from the Earth to the Moon in approximately 1.25 seconds. Approximately, how far is the Moon from the Earth, in miles?

A.

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B.

C.

D.

19. What is the product of and 120,000, written in scientific notation?

A.

B.

C.

D.

20. Which expression is equivalent to (2.6 × 10–3)(5 × 10–3)?

A. 1.3 × 10–6

B. 1.3 × 10–5

C. 1.3 × 105

D. 1.3 × 106

21. Which expression is equivalent to (3.3 × 104)(2.5 × 107)?

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A. 8.25 × 103

B. 8.25 × 1011

C. 8.25 × 1028

22. What is the value of (0.004)(0.0002)?

A. 6 × 10–5

B. 6 × 10–7

C. 8 × 10–5

D. 8 × 10–7

23.Which expression is equivalent to ?

A. 3 × 10–7

B. 3 × 10–1

C. 3 × 101

D. 3 × 107

24. Which expression is equivalent to (0.005)(2.6 × 108)?

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A. 1.3 × 106

B. 1.3 × 105

C. 1.3 × 10–10

D. 1.3 × 10–9

25. Which value is equivalent to (8.5 × 103)(0.0001)?

A. 0.085

B. 0.85

C. 8.5

D. 85


A. 1.7

B. 17

C. 170

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D. 1,700

27. What is the product of 3.5 × 103 and 6 × 10–1 ?

A. 2.1 × 103

B. 2.1 × 102

C. 2.1 × 10–3

28. What is the value of (1.48 × 10–8) ÷ (2 × 10–6)?

A. 0.74

B. 0.074

C. 0.0074

D. 0.00074

29. Which expression is equivalent to (2 × 105)(0.00000006)?

A. 0.12 × 10–2

B. 1.2 × 10–2

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C. 1.2 × 105

D. 12 × 107

30. Which expression is equivalent to this fraction?

A.

B.

C.

D.

31. Which distance represents a reasonable average distance from the Earth to the Sun?

A. miles

B. miles

C.

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miles

D. miles

32. Derek’s science class is studying a species of whales known as right whales. An adult male right whale can reach a length of up to meters. Right whales are known to feed on plankton found in the ocean. A single plankton has an approximate length of meters. One type of fish grows to a length that is 2.5 times greater than the plankton. About how many times longer is the male right whale than this type of fish?

A.

B.

C.

D.


A. 1.2 × 101

B. 1.2 × 102

C. 1.2 × 105

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D. 1.2 × 106

34. The mass of a dust particle is shown on a graphing calculator as kilograms.

Part A What is the mass, in kilograms, of a dust particle? Write your answer in standard form.

Part B What is the mass, in grams, of a dust particle? Write your answer in scientific notation. Show your work.

Part C The mass of a water droplet is grams. How many dust particles would it take to have the same mass as a water droplet? Write your answer in scientific notation. Show your work.

Part D What is the mass, in grams, of 1 million dust particles? Write your answer in scientific notation. Show your work.

35. The area of the Pacific Ocean is 63,780,000 square miles. The Atlantic Ocean is square miles smaller than the Pacific Ocean. What is the area of the Atlantic Ocean written in scientific notation?

A.

B.

C.

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D.

36. Use the values listed below to answer the question.

What is the product of the least value and the greatest value?

A. 0.000000976

B. 0.816

C. 91.5

D. 3,111


A. 7 × 1010

B. 7 × 109

C. 7 × 106

D. 7 × 105

38. Which number is equivalent to the value of the expression below?

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A.

B.

C.

D.

39. What is the value of (4.6 × 105)(5.2 × 10–2)?

A. 23.92

B. 2,392

C. 23,920

40.

What is the value of

A.

B.

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C.

D.

41. A state wishes to establish a wildlife sanctuary so it offers to purchase a rectangular parcel of land. In scientific notation, the parcel measures meters by meters. Which option below shows the area of this parcel expressed in scientific notation?

A.

B.

C.

D.

42. Which expression is equivalent to (4.9 × 107) ÷ 5?

A. 9.8 × 105

B. 9.8 × 106

C. 9.8 × 108


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A. 3 × 101

B. 3 × 104

C. 9 × 101

D. 9 × 104

44. What is the value of Write your answer in scientific notation.

45. Which expression is equivalent to (5.2 × 107) ÷ (4.0 × 10–3)?

A. 1.3 × 10–10

B. 1.3 × 104

C. 1.3 × 109

D. 1.3 × 1010


A. 1.75 × 10–4

B. 1.575 × 10–2

C. 1.575 × 103

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D. 1.75 × 106

47.What is the value equivalent to ?

A. 1.1 × 10–5

B. 1.1 × 10–2

C. 2.75 × 10–5

D. 2.75 × 10–2

48. Chemists define a mole of a compound as molecules of that compound. How many moles are in molecules?

A. 2 moles

B. 5 moles

C. 20 moles

D. 50 moles

49. Which expression is equivalent to (4 x 106)(1.03)?

A. 2.4 × 105

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B. 2.4 × 106

C. 4.12 × 106

D. 4.12 × 107

50. The volume of the sun is approximately How is this number expressed in scientific notation, to six significant digits?

A.

B.

C.

D.

51.What is the value of the expression

A.

B.

C.

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D.

52. What is the solution to (6.8 × 10–6) ÷ (2 × 102)?

A. 0.000034

B. 0.000000034

C. 340,000,000

53.What is the value of the expression ?

A. 4

B. 0.00004

C. 0.000004

D. 4,000,000

54. What is the value of (5 × 104) – (2 × 103)?

A. 4.8 × 104

B. 4.8 × 101

C. 3 × 104

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D. 3 × 101

55. The approximate mass of a hydrogen atom is grams. The mass of a single lead atom is approximately grams. How many times heavier is a lead atom than a hydrogen atom?

A. 5 times heavier

B. 20 times heavier

C. 50 times heavier

D. 200 times heavier

56. Which expression is equivalent to (7.08 × 10–3) ÷ (0.08)?

A. 8.85 × 10–2

B. 8.85 × 10–3

C. 8.85 × 10–4

57. The speed of light is approximately miles per hour. Approximately how many miles will a light signal travel in 0.14 hour?

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A.

B.

C.

D.

58. Which expression is equivalent to (6.5 × 105)(2.5 × 103)?

A. 1.625 × 108

B. 1.625 × 109

C. 9 × 108

D. 9 × 1015

59. The electron volt (eV) can be used to measure energy.

Part A One eV is equal to 1.602 EE - 19 Joules (J). What is 1.602 EE - 19 written in standard form?

Part B A megaelectron (MeV) is 1,000,000 times more than 1 eV. How many Joules is 1 MeV? Write your answer in scientific notation.

Part C A teraelectron volt (TeV) is times more than 1 eV. Physicists developed a machine that will run with a beam energy of 4 TeV. How

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many Joules are in 4 TeV? Write your answer in scientific notation.

60. Which expression is equivalent to (4.5 × 104)(1,200)?

A. 5.4 × 106

B. 5.4 × 107

C. 5.7 × 106

D. 5.7 × 107

61. What is value of the expression (0.007)(2 × 105)?

A. 1.4 × 102

B. 1.4 × 103

C. 7 × 102

D. 7 × 103


A. 2 × 10–3

B. 2 × 10–15

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C. 3.6 × 10–3

D. 3.6 × 10–15

63. What is the value of the expression (2.4 × 106)(3 × 108)?

A. 7.2 × 1048

B. 7.2 × 1014

C. 5.4 × 1014

D. 5.4 × 1048

64.Which expression is equivalent to ?

A. 6 × 10–3

B. 6 × 10–2

C. 6 × 102

65.What is the solution to ?

A. 2 × 10–1

B. 1.25 × 10–1

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C. 1.25 × 107

D. 2 × 107

66. What is the value of

A.

B.

C.

D.

67. What is the approximate difference between 0.003 and 0.000008?

A.

B.

C.

D.

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68.

Which expression is equivalent to

A.

B.

C.

D.

69. What is the quotient of 7.2 × 104 and 3 × 102?

A. 2.4

B. 24

C. 240

70. What is the value of

A. 3,400,000

B. 340,000

C. 3,400

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D. 340

71. The fuel consumption of an airline in the year 2010 was 11.5 billion gallons and decreased by 1 billion gallons the next year. What was the fuel consumption, in gallons, in the year 2011? Write your answer in scientific notation.

72. Which is equivalent to (7 × 10–2)(0.03)?

A. 2.1 × 10–4

B. 2.1 × 10–3

C. 2.1 × 103

D. 2.1 × 104

73. A spaceship traveled at a speed of 5,000 miles per hour for 30,000 hours. How many miles, written in scientific notation, did this spaceship travel?

A.

B.

C.

D.

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74. What is the value of (5 × 10–3) + (9 × 10–3)?

A. 1.4 × 10–5

B. 1.4 × 10–4

C. 1.4 × 10–3

D. 1.4 × 10–2


A. 2 × 101

B. 2 × 102

C. 2 × 103

D. 2 × 107

76. Which expression is equivalent to (3 × 104)(4,000)?

A. 1.2 × 107

B. 1.2 × 108

C. 1.2 × 1012

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77. Blue whales are one of the largest animals on Earth and can weigh up to 200 tons as an adult. Which weight, in pounds (lbs), would be the most appropriate representation for the weight of an adult blue whale?

A. lbs

B. lbs

C. lbs

D. lbs

78. One piece of paper has a thickness Another piece of paper has a thickness of inches. What is the total thickness, in inches, of these two pieces of paper?

A. 80,000

B. 8,000

C. 0.008

D. 0.0008

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79. Which value is equal to (2.7 × 10–4) ÷ (9 × 10–7)?

A. 0.3

B. 3

C. 30

D. 300

80. What is the value of the expression (0.0005)(2 × 10–3)?

A. 1 × 10–6

B. 1 × 109

C. 5 × 10–6

D. 5 × 109

81. A music downloading website had 505,645 people visit its website in the year 2011, which was 65,691 more than the previous year.

Part A. Express the two numbers above in scientific notation.

Part B. Use the numbers written in scientific notation from part A to find how many people visited the website in 2010. Show your work.

Use words, numbers, and/or pictures to show your work.

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