Question : Terrestrial planets are composed of__________.
Option 1: metals and air
Option 2: metals and gas
Option 3: rocks and gas
Option 4: rocks and metals
Correct Answer: rocks and metals
Solution : The correct option is rocks and metals.
The Terrestrial planets are the four innermost planets in the solar system. Mercury, Venus, Earth and Mars are called the terrestrial planets because they have a rocky surface.
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