Physics 174: Quiz 1 - 24 Jan 07

1. What is science?

a. A body of knowledge.
b. A process.
c. Both a body of knowledge and a process.
d. A form of government welfare to keep geeks off the streets.
e. All of the above.

2. What is a theory?

a. A collection of observed data.
b. An hypothesis.
c. An unproven law.
d. A well-tested explanation of a limited set of phenomena.
e. A well-tested explanation of a general set of phenomena.

3. Physical Laws have been proven to be correct.

True.
False.

4. What causes the seasons?

a. The Sun's energy output varies with a 12-month period.
b. The Earth is in an elliptical orbit. Summer happens when we're closer to the Sun and winter when we're further away.
c. The Earth's axis is not perpendicular to the plane of its orbit, so the Sun moves into the northern and southern skies over the year.
d. Zeus wills them.
e. None of the above.

5. Evolution is ...

a. a fact.
b. a well-tested hypothesis.
c. a theory.
d. All of the above.
e. None of the above.


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Last modified 17 February, 2007. © Gregory C. Sloan.