they are made out of ice and they look like they have a tail follwing them.
Better ask you teacher hahahahahaha :) better luck next time
It reflects light from the Sun and it has different phases.
The singular form is comet, the plural form is comets, the possessive plural is comets'. Example: The comets' paths will not cross.
Comets are Comets and Asteroids are Asteroids
comets
Comets
There are no comets on Neptune because Neptune is a planet and comets are, well, comets. They have nothing to do with each other.
comets crash into all planets!Planets don't have comets. Planets have moons. Comets orbit the sun
Yes Comets are Rocks
Comets move
Comets!