Question 1

Which of the following can be classified as matter?

Accepted Answer

A) water 
B) sand 
C) perfume 
D) ice cream 
E) all of the above 
A) water 
B) sand 
C) perfume 
D) ice cream 
E) all of the above

Question 2

Any conversion factor is equal to ________.

Accepted Answer

A) the negative of its inversion factor 
B) one 
C) the new unit being derived 
D) its reciprocal 
A) the negative of its inversion factor 
B) one 
C) the new unit being derived 
D) its reciprocal

Question 3

Which of the scientific activities is likely to be most time consuming?

Accepted Answer

A) Observations are the most time consuming of the various scientific activities. 
B) Forming scientific hypothesis is the most time consuming of the various scientific activities. 
C) Experimentation is the most time consuming of the various scientific activities. 
D) Formulating questions from observations is the most time consuming of the various scientific activities. 
A) Observations are the most time consuming of the various scientific activities. 
B) Forming scientific hypothesis is the most time consuming of the various scientific activities. 
C) Experimentation is the most time consuming of the various scientific activities. 
D) Formulating questions from observations is the most time consuming of the various scientific activities.

Question 4

The great philosopher and mathematician Bertrand Russell (1872-1970)wrote, "I think we must retain the belief that scientific knowledge is one of the glories of man. I will not maintain that knowledge can never do harm. I think such general propositions can almost always be refuted by well-chosen examples. What I will maintain and maintain vigorously is that knowledge is very much more often useful than harmful and that fear of knowledge is very much more often harmful than useful." Which of the following supports this statement?

Accepted Answer

A) knowledge of electricity 
B) knowledge of nuclear power 
C) knowledge of the atom 
D) knowledge of dynamite 
E) all of the above 
A) knowledge of electricity 
B) knowledge of nuclear power 
C) knowledge of the atom 
D) knowledge of dynamite 
E) all of the above

Question 5

A scientific hypothesis is a(n)________.

Accepted Answer

A) testable assumption used to explain an observation 
B) restatement of a natural phenomenon 
C) well-tested theory that has been shown to be valid 
D) prediction of what will happen in a certain situation 
E) test designed to limit possible conclusions 
A) testable assumption used to explain an observation 
B) restatement of a natural phenomenon 
C) well-tested theory that has been shown to be valid 
D) prediction of what will happen in a certain situation 
E) test designed to limit possible conclusions

Which of the following can be classified as matter?

Any conversion factor is equal to ________.

Which of the scientific activities is likely to be most time consuming?

A scientific hypothesis is a(n)________.

Particles of Matter

Elements of Chemistry

Subatomic Particles

The Atomic Nucleus

How Atoms Bond

How Molecules Mix

How Water Behaves

How Chemicals React

Acids and Bases in Our Environment

Oxidations and Reductions Charge the World

Organic Compounds

Nutrients of Life

Medicinal Chemistry

Optimizing Food Production

Protection Water and Air Resources

Capturing Energy

Filters

Exam 1: About Science

Which of the following can be classified as matter?

Any conversion factor is equal to ________.

Which of the scientific activities is likely to be most time consuming?

A scientific hypothesis is a(n)________.

Particles of Matter

Elements of Chemistry

Subatomic Particles

The Atomic Nucleus

How Atoms Bond

How Molecules Mix

How Water Behaves

How Chemicals React

Acids and Bases in Our Environment

Oxidations and Reductions Charge the World

Organic Compounds

Nutrients of Life

Medicinal Chemistry

Optimizing Food Production

Protection Water and Air Resources

Capturing Energy

Filters