Conceptual Physics 12th Edition Hewitt Test Bank
Conceptual Physics, 12e (Hewitt) Chapter 1 About Science
1.1 Multiple-Choice Questions
1) Science is a body of knowledge that
- describes order in nature.
- is an ongoing human activity.
- condenses knowledge into testable laws.
- all of the above
- none of the above
Answer: D
Diff: 1
Topic: Scientific Measurements
2) To a fair approximation, Early Greeks knew the
- size of Earth.
- size of the Moon.
- Earth-Moon distance.
- all of the above
Answer: D
Diff: 1
Topic: Scientific Measurements
3) When the Sun shines on the Moon, the Moon casts a shadow
- at all times.
- that is tapered.
- that sometimes falls on Earth.
- all of the above
Answer: D
Diff: 1
Topic: Scientific Measurements
4) Eratosthenes first learned about the position of the Sun in mid-summer by
- consulting library information.
- setting up a stick at Syene.
- setting up a stick at Alexandria.
- setting up sticks at both Syene and Alexandria.
- none of the above
Answer: A
Diff: 2
Topic: Scientific Measurements 1 / 4
5) Eratosthenes' measurements of Earth's size involved
- a deep well in Syene.
- a pillar's shadow in Alexandria.
- surveying the distance between Alexandria and Syene.
- all of the above
Answer: D
Diff: 2
Topic: Scientific Measurements
6) When we see a half Moon in the sky, the lines between Earth, Moon, and Sun
- are equal in length.
- are parallel to one another.
- form a right triangle.
- all of the above
Answer: C
Diff: 2
Topic: Scientific Measurements
7) Spots of sunlight on the ground cast through openings between leaves in trees above are actually
- images of the Sun.
- part of a solar eclipse.
- due to refraction of sunlight.
- all of the above
Answer: A
Diff: 1
Topic: Scientific Measurements
8) A simple method of measuring the distance between the Earth and the Moon is to place in your line of sight to the Moon a
- magnifying glass.
- coin.
- telescope.
- meterstick.
Answer: B
Diff: 2
Topic: Scientific Measurements
9) The safest way to view an image of the Sun is to use
- a telescope.
- binoculars.
- a pinhole.
- colored sunglasses.
Answer: C
Diff: 2
Topic: Scientific Measurements 2 / 4
10) The scientific method is most effective in
- making hypotheses.
- gaining, organizing, and applying new knowledge.
- discovering new things.
- making theories.
- performing experiments.
Answer: B
Diff: 1
Topic: Scientific Methods
11) An educated scientific guess is a
- hypothesis.
- theory.
- either of these
- neither of these
Answer: A
Diff: 1
Topic: Scientific Methods
12) Facts in the field of science
- are absolute.
- are changeable.
- mean very little.
- are more important than theories.
Answer: B
Diff: 1
Topic: Scientific Methods
13) The synthesis of a large collection of information that contains well-tested and verified hypotheses about certain aspects of the world is known as a scientific
- fact.
- hypothesis.
- law or principle.
- theory.
- none of the above
Answer: D
Diff: 1
Topic: Scientific Methods
14) A theory in the field of science is
- an educated guess.
- less than a fact.
- a synthesis of a large body of well-tested knowledge.
- unchangeable.
Answer: C
Diff: 1
Topic: Scientific Methods 3 / 4
15) When a dishonest scientist reports false information, he or she
- as in many other professions, will be excused by the scientific community.
- gets no second chance in the scientific community.
- is elevated in the scientific community.
Answer: B
Diff: 1
Topic: Scientific Methods
16) Which of the following is a scientific statement?
- candy Bon Bons contain no sugar
- there are things we will never know about
- matter is filled with undetectable particles
- there are parts of the universe that will never be discovered by humans
- none of the above
Answer: A
Diff: 1
Topic: Scientific Methods
17) For a scientific hypothesis to be valid, there must be a test for proving it
- right.
- wrong.
- conclusively one way or the other.
Answer: B
Diff: 1
Topic: Scientific Methods
18) The statement, "There are regions beneath Earth's crust that will always be beyond the reach of scientific investigation" is
- a fact.
- speculation.
- a hypothesis.
- a scientific statement.
- a theory.
Answer: B
Diff: 1
Topic: Scientific Methods
19) Pseudoscience is best characterized as being
- new age.
- an alternate view to be taken seriously.
- fake.
- all of the above
Answer: C
Diff: 1
Topic: Scientific Methods
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