The Solar System Vocabulary Quiz

The Moon is a -

• natural satellite

• planet

• star

• comet

The path that a planet takes around the sun is called -

• orbit

• trajectory

• revolution

• rotation

What is a common problem, or limitation, with models of the solar system?

• They cannot show the actual sizes of the sun and planets.

• They do not include the gravitational forces between celestial bodies.

• They only represent the solar system in two dimensions.

• They fail to account for the movement of planets over time.

The planet that is known as the Red Planet is -

• Venus

• Mars

• Jupiter

• Saturn

The study of space and celestial objects is called -

• astrophysics

• astronomy

• meteorology

• geology

The force that keeps planets in orbit around the sun is called -

• gravity

• magnetism

• friction

• centrifugal force

The largest planet in our solar system is -

• Earth

• Jupiter

• Saturn

• Mars

To spin

• rotate

• twist

• shake

• flip

The time it takes for Earth to complete one orbit around the sun is called -

• a month

• a decade

• a year

• a millennium

A star and all of the planets orbiting around it.

• galaxy

• solar system

• universe

• nebula