Sample Questions Chapter 2 Worksheet With Answers (Page 3 of 15) in pdf

Sample Questions Chapter 2 Worksheet With Answers Page 3

–1

12. The correct answer obtained by dividing the measurement

by the

6.43 10

measurement

1.81 10

–6

0.36 10

–6

3.55 10

–7

3.55 10

–5

3.55 10

13. According to dimensional analysis, which of the following is the correct set-up for the

problem "How many milligrams are there in 58 kilograms?"

⎛

⎞ ⎛

⎞

1 g

1 mg

A) 58

⎜

⎟ ⎜

⎟

-3

10 kg

10 mg

⎝

⎠ ⎝

⎠

⎛

⎞ ⎛

⎞

10 g

1 mg

B) 58

⎜

⎟ ⎜

⎟

-3

1 kg

10 mg

⎝

⎠

⎝

⎠

⎛

⎞ ⎛

−

⎞

10 mg

C) 58

⎜

⎟ ⎜

⎟

1 kg

1 mg

⎝

⎠ ⎝

⎠

⎛

⎞

⎛

−

⎞

1 g

10 kg

× ⎜

D) 58

⎜

⎟

10 kg

1 mg

⎝

⎠ ⎝

⎠

14. How many conversion factors can be derived from the equality 1000 years = 1

millenium?

A) two

B) three

C) four

D) an unlimited number

15. The density of an object is the ratio of its

A) length to volume.

B) mass to height.

C) mass to volume.

D) length to mass.

16. If object A weighs 6.0 grams and has a volume of 3.0 mL and object B weighs 9.0

grams and has a volume of 2.25 mL,

A) B is less dense than A

B) A and B have equal densities

C) B is twice as dense as A

D) B is four times as dense as A

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Sample Questions Chapter 2 Worksheet With Answers Page 3

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