Answer:
comets are like asteroids , but they are a snowballs of frozen gases. they are and up of dust and things that can melt. comets have a tail cause they melt due to the sun's heat.
Step-by-step explanation:
A comet is an icy, small Solar System body that, when passing close to the Sun, warms and begins to release gases, a process called outgassing. This produces a visible atmosphere or coma, and sometimes also a tail.
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