Why do comet's tails always point away from the Sun?
A)Because of solar wind.
B)Because the inner planets cause the ice and other volatile materials to be pulled towards their orbits.
C)Because of the comet's interaction with dark matter.
D)Because when they move away from the Sun they begin to lose inertia.

Question

Quizplus · Accepted Answer

The solar wind is a stream of charged particles constantly flowing outwards from the Sun. When a comet approaches the Sun, the solar wind pushes on the gases and dust particles in the comet's coma, creating a "tail" that always points away from the Sun.

Why Do Comet's Tails Always Point Away from the Sun