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If you were a solar system explorer in search of liquid water at or near the surface, where in Jupiter’s satellite system would you look?

The spin axes of some planets are tilted relative to the plane in which most orbit. What could have caused this?

Most meteorites which fall to Earth are of which type?

What causes the deep blue color of Neptune?

Study this graph of the size and densities of the planets and some of their satellites. Each color represents a different class of planetary bodies. Which grouping represents the inner planets?

Click on the possible explanations for Mercury’s large core. Choose the two most likely.

Write brief but coherent answers to the following questions in the spaces provided. You can use an outline form if you desire, but complete sentences are also acceptable.

What do the arrows in this image on the surface of Pluto show?

Why do the icy outer layers of Jupiter’s satellites increase in thickness as one moves from Europa to Callisto?

How did Earth’s atmosphere form?