Chapter 20 (8- 17)

10 terms by fbweiss

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Prograde rotation

The COUNTERCLOCKWISE SPIN of a planet or moon as seen from above the planet's north pole

Retograde rotation

The CLOCKWISE SPIN of a planet or moon as seen from above the planet's north pole

Gas giant

A LARGE, GASEOUS PLANET of the outer solar system with no known solide surface

Satellite

A natural or artificial BODY THAT REVOLVES AROUND A MORE MASSIVE BODY

Comet

A SMALL body of ICE, ROCK, and cosmic dust LOOSELY PACKED TOGETHER

Asteroid belt

The REGION of the solar system that most ASTEROIDS OCCUPY BETWEEN the orbits of MARS and JUPITER

Asteroid

A SMALL ROCKY BODY that REVOLVES AROUND THE SUN

Meteroid

A VERY SMALL ROCKY BODY that REVOLVES AROUND THE SUN

Meteorite

A METEOROID that REACHES the EARTH'S surface WITHOUT BURNING up completely

Meteor

A STREAK OF LIGHT caused when a meteoroid or comet dust burns up in the Earth's atmosphere

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