Space basics (chapter 5)

Front

Planet

Back

Orbits a sun/star, large enough to be rounded by its own gravity, must clear the orbital path.

Front

Satellite

Back

A body that orbits a planet.

Front

Meteor

Back

A space rock in the atmosphere.

Front

Meteoroid

Back

A space rock in outer space.

Front

Meteorite

Back

A meteor that has hit the earth.

Front

Comet

Back

A cold mixture of ice and dust that gives off a trail of light as it approaches the sun.

Front

Star

Back

A giant ball of hot gas (mainly hydrogen and helium).

Front

Constellation

Back

A pattern or group of stars that people imagined represent something.

Front

Force

Back

A push or pull.

Front

Gravity

Back

The force of attraction between objects.