An asteroid is
A) another name for the nucleus of a comet,a volatile object that moves around the Sun in a long,elliptical orbit.
B) an object smaller than a planet,moving around the Sun in an orbit close to the plane of the ecliptic.
C) a meteorite before it enters the atmosphere and plunges to Earth.
D) a small,easily recognizable group of stars within a constellation.

Question

Quizplus · Accepted Answer

An asteroid is an object smaller than a planet that moves around the Sun in an orbit close to the plane of the ecliptic. Option A is incorrect as the definition given is for a comet's nucleus. Option C is incorrect as a meteorite is a piece of asteroid that has entered the Earth's atmosphere. Option D is incorrect as a group of stars within a constellation is referred to as an asterism.

An Asteroid Is