Unit 7 Vocabulary

Front

Meteor

Back

A small body of matter from outer space that enters the Earth's atmosphere.

Front

Spring Tide

Back

The tide with the greatest difference between high and low water, occurring at the new and full moons.

Front

Inertia

Back

The resistance of any physical object to any change in its velocity.

Front

Phase of the Moon

Back

The distinct stages in the cycle of the moon as it orbits the Earth.

Front

Planet

Back

A large celestial body that orbits a star and is not a star itself.

Front

Comet

Back

A small icy body that, when passing close to the sun, heats up and begins to release gases, forming a tail.

Front

Asteroid

Back

A small rocky body that orbits the sun, primarily found in the asteroid belt between Mars and Jupiter.

Front

Gravity

Back

The force that attracts a body toward the center of the Earth, or toward any other physical body having mass.

Front

Eclipse

Back

An event in which one celestial body moves into the shadow of another celestial body.

Front

Neap Tide

Back

The tide with the least difference between high and low water, occurring at the first and third quarters of the moon.