1. How much of an atmosphere a planet can retain depends on its ...

a. distance from the Sun.
b. mass.
c. radius.
d. All of the above.
e. None of the above.

2. The mean temperature of a planet's surface depends on ...

a. its distance from the Sun.
b. its mass.
c. its radius.
d. its rotation rate.
e. All of the above.

3. Which of the following is not evidence for continental drift on Earth?

a. How the shapes of the continents fit together.
b. Similar fossils along continental edges now separated by ocean.
c. The locations of earthquakes and volcanoes along the edges of continental plates.
d. The Mid-Atlantic Ridge.
e. All of the above are evidence.

4. Which of the following processes would not erase or prevent the formation of large craters on Venus?

a. Protection from the atmosphere.
b. Volcanic flows.
c. Wind erosion.
d. Global resurfacing.
e. None of the above.

5. Which of the following planets orbiting another star would probably be the most geologically active?

a. R = 3600 km,    D = 0.52 AU
b. R = 5350 km,    D = 0.87 AU
c. R = 5650 km,    D = 1.25 AU
d. R = 7500 km,    D = 1.81 AU
e. They would all have similar levels of activity.

Home

Last modified 28 March, 2007. © Gregory C. Sloan.