Unit 9 - Earth in Space Vocab

Front

Collection of 8 planets and moons orbiting the sun.

Back

The Solar System

Front

Force of attraction between masses.

Back

Gravitational Pull

Front

Force exerted on a body by gravity.

Back

Weight

Front

Cosmic snowballs of frozen gases, rock, and dust orbiting the sun.

Back

Comet

Front

Radiant energy from the sun's nuclear fusion creating electromagnetic energy.

Back

Solar Radiation

Front

Very weak gravity.

Back

Microgravity

Front

A small, rocky body orbiting the sun.

Back

Asteroid

Front

Amount of matter in an object.

Back

Mass

Front

Relative movement and gravity of a celestial body to change a spacecraft's path and speed.

Back

Slingshot Activity

Front

Envelope of gases surrounding Earth or another planet.

Back

Atmosphere