Question

Comet tails _____.

always point toward the sun
are only seen when comets are near the sun
are caused by intense air friction
are made of carbon and magnesium

Answer 1

are only seen when comets are near the sun

Step-by-step explanation:

The characteristic "tail" of a comet is only visible when it is close to the sun. The center of a comet is a solid mass, called the nucleus, made of ice, frozen gas, rock, and dust.

Answer 2

always point toward the sun

Step-by-step explanation: