Chapter: 01 Physics, the Fundamental Science
Type: Conceptual
Accessibility: Keyboard Navigation
27) At night you get in your car to drive to the store. The car starts but none of the lights work. Which of the following activities would NOT be considered part of the scientific method?
A) Slam the hood down hard
B) Check the fuse in the light circuit
C) Check the wiring from the battery to the lights
D) Replace the light bulbs with new bulbs
Answer: A
Difficulty: 1 Easy
Topic: The Scientific Enterprise
Chapter: 01 Physics, the Fundamental Science
Type: Definition
Accessibility: Keyboard Navigation
28) A scout steps off a distance of 120 steps. If each step is 70 cm, what is the distance in meters?
A) 8.4 m
B) 84 m
C) 840 m
D) 8400 m
Answer: B
Difficulty: 1 Easy
Topic: The Role of Measurement and Mathematics in Physics
Chapter: 01 Physics, the Fundamental Science
Type: Numerical
Accessibility: Keyboard Navigation
29) The metric unit most comparable in size to the English inch unit is the
A) micrometer.
B) millimeter.
C) centimeter.
D) meter.
E) kilometer.
Answer: C
Difficulty: 1 Easy
Topic: The Role of Measurement and Mathematics in Physics
Chapter: 01 Physics, the Fundamental Science
Type: Definition
Accessibility: Keyboard Navigation
30) Which of the following units is NOT appropriate for measuring volume?
A) Cup
B) Liter
C) Centimeter
D) Pint
E) Milliliter
Answer: C
Difficulty: 1 Easy
Topic: The Role of Measurement and Mathematics in Physics
Chapter: 01 Physics, the Fundamental Science
Type: Definition
Accessibility: Keyboard Navigation
31) If you start with the number 3.0 and move the decimal point one unit to the left, you wind up with 0.30. If you move the decimal point a total of five units to the left, the result is the same as that of dividing the original number by
A) 10.
B) 103.
C) 104.
D) 105.
Answer: D
Difficulty: 1 Easy
Topic: The Role of Measurement and Mathematics in Physics
Chapter: 01 Physics, the Fundamental Science
Type: Numerical
Accessibility: Keyboard Navigation
32) The liter is a metric unit of volume. The U.S. customary unit of volume most nearly equal to the liter is the
A) quart.
B) cup.
C) teaspoon.
D) gallon.
Answer: A
Difficulty: 1 Easy
Topic: The Role of Measurement and Mathematics in Physics
Chapter: 01 Physics, the Fundamental Science
Type: Definition
Accessibility: Keyboard Navigation
33) Which of these is not important to the development of scientific explanations?
A) Measurement
B) Communication
C) Debate
D) All of these choices are important
Answer: D
Difficulty: 1 Easy
Topic: The Scientific Enterprise
Chapter: 01 Physics, the Fundamental Science
Type: Definition
Accessibility: Keyboard Navigation
34) Two different hypotheses are developed to explain why balls bounce. Experiments using basketballs show each hypothesis works equally well. To decide which one is more likely to be correct, you could
A) find out which one was developed by the more educated person.
B) use the one that involved more mathematics.
C) ask three physicists and choose the hypothesis that got the most votes.
D) try an experiment using baseballs.
Answer: D
Difficulty: 1 Easy
Topic: The Scientific Enterprise
Chapter: 01 Physics, the Fundamental Science
Type: Definition
Accessibility: Keyboard Navigation
35) When a scientist wants to strengthen a theory, she can make predictions of measurable events. The theory becomes stronger when
A) the theory is voted upon in a democratic process.
B) she and other scientists observe and measure the events, and they find that the events agree with the prediction.
C) her supervisor gives the prediction government funding.
D) the measurement process goes against the prediction, thereby proving the theory valid.
Answer: B
Difficulty: 1 Easy
Topic: The Scientific Enterprise
Chapter: 01 Physics, the Fundamental Science
Type: Definition
Accessibility: Keyboard Navigation
36) In order to avoid cooking disasters, a numerical recipe has an advantage over purely verbal directions. That is, verbal directions can become longwinded and put the cook at risk of distraction. On the other hand, a numerical recipe like "two parts water to one part rice"