Question

A comet is a

meteoroid that travels through Earth’s atmosphere and hits the surface.
meteoroid that burns up in Earth’s atmosphere, producing a streak of light.
small, rocky object that orbits the Sun and is usually found in a belt between the orbits of Mars and Jupiter.
small object made of ice and dust that orbits the Sun and forms a coma as it approaches the Sun.

Answer 1

Comets are made of ices, such as water, carbon dioxide, ammonia and methane, mixed with dust. These materials came from the time when the Solar System was formed.

A comet is a small object made of ice and dust that orbits the Sun and foems a coma as it approaches the Sun.
Hope this helped ☺

Answer 2

Small object made of ice and dust that orbits the Sun and forms a coma as it approaches the Sun.

Step-by-step explanation:

A comet is a ball made of frozen gases, rocks and dust that when is approaching to the Sun begins to release gas and this originates a coma that is a cloud that contains water, gases and carbon dioxide that forms around the nucleous of the comet and a dust tail might appear.