The Solar System TEST

Front

What are asteroids?

Back

Large and small rocks or metallic masses orbiting the Sun; made up of materials similar to that which formed the planets.

Front

What force keeps planets in orbit around the Sun?

Back

Gravity.

Front

What is the representative object and scaled diameter for the planet Saturn in a scale model?

Back

Basketball, 24 cm.

Front

What is the relationship between the distance of the planets from the Sun and their orbital period?

Back

The closer the planets are to the Sun, the shorter their orbital period.

Front

What is the predictable pattern that all celestial bodies in our solar system move in?

Back

An orbit.

Front

What is the definition of a planet?

Back

Any of the eight large celestial bodies in the solar system that revolve around the Sun.

Front

What is the main component of the solar system?

Back

The Sun, which is a star at the center of the solar system.

Front

What are the inner planets?

Back

Mercury, Venus, Earth, and Mars; they are rocky and smaller than the outer planets.

Front

What are the outer planets?

Back

Jupiter, Saturn, Uranus, and Neptune; they are gas giants and larger than the inner planets.

Front

What is an orbit?

Back

A curved path followed by a satellite as it revolves around an object.