,BANK FOR Physics, 12th Edition John D. Cutnell, Kenneth
d d d d d d d d d d
W. Johnson, David Young, Shane Stadler
d d d d d
Chapter: Chapter 1
d d
Multiple Choice
d d
1. Which one of the following is an SI base unit?
d d d d d d d d d
A) gram
B) slug
C) newton
D) centimeter
E) kilogram
Ans: E Difficulty:
d d
Easy
d
SectionDef: Section 1-2 and Section 1-3
d d d d d
2. Complete the following statement: Today, the standard meter is defined in terms of
d d d d d d d d d d d d
A) the distance from the earth's equator to the north pole.
d d d d d d d d d
B) the wavelength of light emitted from a krypton atom.
d d d d d d d d
C) the wavelength of light emitted from a sodium atom.
d d d d d d d d
D) a platinum-iridium bar kept in France.
d d d d d
E) the speed of light.
d d d
Ans: E d
Difficulty: Medium d
SectionDef: Section 1-2 and Section 1-3
d d d d d
,3. Complete the following statement: Today, the standard unit of mass is defined in terms of
d d d d d d d d d d d d d d
A) a specified volume of water at 4 °C.
d d d d d d d
B) Planck’s constant h.
d d
C) a specified number of cesium atoms.
d d d d d
D) a standard platinum bar.
d d d
E) the speed of light.
d d d
, Ans: B d
Difficulty: Medium d
SectionDef: Section 1-2 and Section 1-3
d d d d d
4. Complete the following statement: Today, the standard unit of time is defined in terms of
d d d d d d d d d d d d d d
A) the electromagnetic waves emitted by cesium atoms.
d d d d d d
B) the motion of the moon around the earth.
d d d d d d d
C) the motion of a precision pendulum.
d d d d d
D) the average solar day.
d d d
E) the speed of light.
d d d
Ans: A d
Difficulty: Medium d
SectionDef: Section 1-2 and Section 1-3
d d d d d
5. The mass of a raindrop is 4 milligrams. Which one of the following statements indicates
d d d d d d d d d d d d d d
the correct mass of the raindrop in grams?
d d d d d d d d
A) The raindrop has a mass of 4 × 106 grams.
d d d d d d d d d
B) The raindrop has a mass of 4 × 10–3 grams.
d d d d d d d d d
C) The raindrop has a mass of 4 × 10–1 grams.
d d d d d d d d d
D) The raindrop has a mass of 4 × 103 grams.
d d d d d d d d d
E) The raindrop has a mass of 4 × 10–6 grams.
d d d d d d d d d
Ans: B d