Multiple choice

What are the terrestrial planets like?

  1. they all have life on them

  2. they are all covered in water

  3. they are gas giants

  4. they are relatively small and rocky
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Terrestrial planets (Mercury, Venus, Earth, and Mars) are the inner planets, which are relatively small and composed mostly of rock and metal.

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