1. Kepler's discovery that the planets had elliptical orbits improved the Copernican model by ...

a. moving the Earth from the center of the Solar System.
b. eliminating epicycles, deferents, and eccentrics.
c. treating Venus and Mercury as superior planets.
d. explaining retrogade loops without using relative motion.
e. None of the above.

2. Which of the following statements about Newton's Law of Universal Gravitation is false?

a. It is an inverse square law.
b. The force of gravity is proportional to the mass of both objects involved.
c. It does not apply outside the Solar System.
d. It relates the motion of the Moon to the fall of an apple.
e. All of the above are true.

3. Which of the following has the longest wavelength?

a. X-rays.
b. Gamma rays.
c. Radio waves.
d. Red Light.
e. Blue light.

4. Blackbody A is much hotter than Blackbody B. If Blackbody B has its peak emission in the ultraviolet, where might the emission of Blackbody A peak?

a. The visible.
b. The thermal infrared.
c. At radio wavelengths.
d. X-ray wavelengths.
e. The far infrared.

5. St. Thomas Aquinas convinced the Roman Catholic Church that ...

a. Arab astronomy was false and blasphemous.
b. the physics and cosmology of Aristotle were compatible with the Bible.
c. the arche was number.
d. ancient Greek philosophy was heretical.
e. None of the above.

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Last modified 15 October, 2006. © Gregory C. Sloan.