Solar System unit Review

When ordering the planets, which planet comes after Jupiter and before Uranus?

• Venus

• Mars

• Saturn

• Neptune

What does number 6 represent in the diagram?

• Jupiter

• Venus

• Uranus

• Saturn

Which statement is true about the order of the planets as shown in the picture?

• Each planet is a further distance from the Sun than the one before.

• Each planet is larger than the one before.

• Each planet is smaller than the one before.

• Each planet has more moons than the one before.

What do Mercury, Venus, Earth, and Mars all have in common?

• They are the same size.

• They are considered gas giants.

• They are very cold planets.

• They are considered terrestrial planets.

What is the smallest terrestrial planet?

• Neptune

• Earth

• Mercury

• Mars

What is the largest planet in our solar system and considered to be a gas giant?

• Sun

• Jupiter

• Venus

• Saturn

What planet is number 7 in the picture?

• Neptune

• Mercury

• Uranus

• Saturn

What is the center of the solar system?

• Earth

• Mars

• Sun

• Jupiter

Why is Pluto no longer considered a planet?

• has too many moons

• made entirely of gas

• small size and irregular orbit

• large size and regular orbit

Which planet is larger than Earth?

• Mercury

• Mars

• Venus

• Neptune