Question

A comet's tail always points __________________. *

a. away from the sun
b. toward the sun
c. sideways
d. downward

Answer 1

"Comet tails will always point away from the sun because of the radiation pressure of sunlight. The force from sunlight on the small dust particles pushing them away from the sun is greater than the force of gravity acting in the direction toward the sun."

https://www.sciencedirect.com/topics/earth-and-planetary-sciences/comet-tails#:~:text=Comet%20tails%20will%20always%20point,the%20direction%20toward%20the%20sun.