Chemistry College

How are stars and comets different?

A. A star has a solid rock and gas surface, while a comet has tail of dust and gas.

B. A star has a tail of dust and gas, while a comet has a solid rock surface.

C. A star is made up of burning gases, while a comet is made up of ice, gases, rocks, and dust.

D. A star is made up of ice, rocks, and dust, while a comet is made up of burning gases.

Answers

Answer 1
The answer is letter C.

Because we classify something as a star when it is: a large ball of gas that undergoes nuclear fusion. Given this definition, a comet is not a star. A comet is a ball of ice and dirt hurtling through space, it shines only because it reflects ligh

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