Sagot :
Answer:
Asteroids are smaller than a planet, but they are larger than the pebble-size objects we call meteoroids. A meteor is what happens when a meteoroid – a small piece of an asteroid or comet – burns up upon entering Earth's atmosphere, creating a streak of light in the sky.
Answer:
asteroids are mainly composed of mineral and rock
comets are composed of dust and ice.
meteoroids are composed of silicon and oxygen (minerals called silicates) and heavier metals like nickel and iron.
Metoer also Compose of silicate minerals
Meteorites have been divided into three broad categories: stony meteorites are rocks, mainly composed of silicate minerals; iron meteorites that are largely composed of metallic iron-nickel; and, stony-iron meteorites that contain large amounts of both metallic and rocky material.