Multiple choice

A meteor is

  1. a rapidly moving star

  2. a piece of matter which has entered Earth's atmosphere from outer space

  3. part of a constellation

  4. a comet without a tail

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Meteor is a small celestial body which enters the Earth’s atmosphere due to the gravitational force of Earth. Meteors typically occur in the mesosphere.