Unit 8 Test Review

1. Which planet in our solar system is closest to the Sun?

• Earth

• Mercury

• Jupiter

• Saturn

Which of the following is an accurate model of how the Sun, Earth, and Moon move?

• Sun and moon orbit Earth

• Earth and moon orbit Sun

• Earth orbits the Sun and the moon orbits Earth

• Earth and sun orbit moon

What planet is eighth in the Solar System?

• Neptune

• Uranus

• Jupiter

• Mars

Which is the largest object in our solar system?

• Jupiter

• Pluto

• Sun

• Earth

A ball of ice and dust with a tail of gas and dust pointing away from the sun.

• comet

• asteroid

• moon

• meteor

Which is the second closest planet to the sun?

• Earth

• Venus

• Saturn

• Mercury

Which planet is third from the sun?

• Pluto

• Mars

• Earth

• Venus

Which planet is NOT one of the

"Gas Giants"?

• Venus

• Uranus

• Neptune

• Saturn

What is the largest planet in

our solar system?

• Neptune

• Jupiter

• Uranus

• Mars

One full orbit of an object around another object is called a ________.

• axis

• rotation

• revolution

• satellite