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True or False Quiz
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1

The elements heavier than iron in the earth were formed by the supernova explosions of other stars.
A)True
B)False
2

Venus, the sister planet to the Earth, has an atmosphere whose composition is similar to that of Earth.
A)True
B)False
3

The channels observed on Mars are evidence that liquid water once flowed on its surface.
A)True
B)False
4

The density of the planet Saturn is so low that it would float in water.
A)True
B)False
5

A comet's tail trails behind it throughout its journey through the solar system.
A)True
B)False





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