Test Review Chapter 1
FQ3eso_U0_3_ 2_PHYSICAL QUANTITIES_Scientific Notation
Identify the letter of the choice that best completes the statement or answers the question.
____ 1. Which is the best example of a number written in scientific notation?
a) 0.5 x 105 c) 5.367 x 10-3
b) 0.1254 d) 12.5 x 102
____ 2. Write 6.37 x 10-2 in standard form.
a) 0.00637 c) 637
b) 0.0637 d) 63700
____ 3. What is 4.01 x 100 written in standard form?
a) 0.401 c) 4.01
b) 4.001 d) 40.1
____ 4. What is 0.000058 written in scientific notation?
a) 5.8 x 10-6 c) 5.8 x 105
b) 5.8 x 10-5 d) 5.8 x 106
____ 5. What is 6.92 x 10-3 written in standard form?
a) 0.000692 c) 0.0692
b) 0.00692 d) 0.692
____ 6. The length of the Amazon River in South America is 6,400 kilometers. What is the length written in scientific notation?
a) 6.4 x 102 km c) 6.4 x 104 km
b) 6.4 x 103 km d) 6.4 x 105 km
____ 7. A virus is viewed under a microscope. Its diameter is 0.0000002 meter. How would this length be expressed in scientific notation?
a) 2 x 10-7 m c) 2 x 106 m
b) 2 x 10-6 m d) 2 x 107 m
____ 8. For which value of k is the following equation true: 4,522,800,000 =4.5228×10k?
a) 5 c) 9
b) 8 d) 10
____ 9. Since 1993, the global average sea level has risen 3.1 × 10-3 meters per year due to melting glaciers and other factors. Which of the following units is equivalent?
a) 3.1 kilometers per year c) 3.1 decimeters per year
b) 3.1 centimeters per year d) 3.1 millimeters per year
____ 10. A box contains 5 x 103 paper clips. The mass of each paper clip in the box is 8 x 10-4 kilogram. What is the combined mass of the paper clips in the box?
a) 4 kilograms c) 4 x 107 kilograms
b) 40 kilograms d) 4 x 10-7 kilograms
FQ3eso_U0_3_ 2_PHYSICAL QUANTITIES_Scientific Notation Answers
1. ____
2. ____
3. ____
4. ____
5. ____
6. ____
7. ____
8. ____
9. ____
10. ____
FQ3eso_U0_3_ 2_PHYSICAL QUANTITIES_Scientific Notation Key part
If you have 8 correct answers you can feel confident.
1. c.
2. b.
3. c.
4. b.
5. b.
6. b.
7. a.
8. c.
9. d.
10. a.
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