A fragment of solid matter which enters the upper atmosphere from outer space almost disintegrating before reaching the earth's surface is

Answer: Option C

A fragment of solid matter which enters the upper atmosphere from outer space almost disintegrating before reaching the earth's surface is meteor. A meteorite is a solid piece of debris, from such sources as asteroids or comets, that originates in outer space and survives its impact with the Earth's surface. It is called a meteoroid before its impact.