Describe the main differences between C-type and S-type asteroids.
- Describe the main differences between C-type and S-type asteroids.
- Look into and briefly describe NASA’s Spaceguard Survey. How many objects have been found in this survey so far?
- Which meteorites are the most useful for defining the age of the solar system? Why?
- Describe the current atmosphere on Mars. What evidence suggests that it must have been different in the past?
- What evidence do we have that there was running (liquid) water on Mars in the past? What evidence is there for water coming out of the ground even today?
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