Unit 6:Solar System-Week 1

Front

A small, rocky object that orbits the Sun.

Back

Asteroid

Front

The average distance from Earth to the Sun-about 150 million km

Back

Astronomical Unit

Front

a small, rocky, icy object that orbits the Sun

Back

Comet

Front

An object that orbits a star and is nearly spherical in shape but shares its orbital path with other objects of similar size but also isn't classified as a satellite.

Back

Dwarf Planet

Front

A band of small celestial bodies beyond the orbit of Neptune

Back

Kuiper Belt

Front

A meteoroid that has entered Earth's atmosphere and produces a streak of light.

Back

Meteor

Front

A natural satellite of a planet

Back

Moon

Front

A spherical shell of celestial bodies believed to surround the Sun far beyond the orbits of the outermost planets.

Back

Oort Cloud

Front

The star in the center of our solar system around which the planets revolve and receive light.

Back

Sun