Planets in Our Solar System Quiz

Students collect facts about different planets in our solar system in two tables. Which chart correctly labels each planet?

• A. 1. outer planet 2. outer planet 3. inner planet 4. outer planet

• B. 1. inner planet 2. outer planet 3. inner planet 4. inner planet

• C. 1. inner planet 2. outer planet 3. inner planet 4. outer planet

• D. 1. inner planet 2. outer planet 3. outer planet 4. inner planet

Which planets have scientists found to be made mostly of gases?

• Mercury, Venus, Earth, Mars

• Venus, Mercury, Jupiter, Saturn

• Mercury, Mars, Uranus, Neptune

• Jupiter, Saturn, Uranus, Neptune

Inner planets are closer to the sun than outer planets are. Inner planets have a smaller orbit around the sun. The table shows orbit data for four planets. Which planets from the table are most likely inner planets?

• Planets 1 and 2

• Planets 2 and 3

• Planets 3 and 4

• Planets 1 and 4

What do all the planets in our solar system have in common?

• They all orbit around the Sun.

• They are all about the same size.

• They are all mostly solid and rocky.

• They all have their own source of light.

Which term best describes the Sun?

• asteroid

• planet

• natural satellite

• star

Refer to the Planet Data table. Which piece of data best helps determine if a planet is an inner planet?

• Shape of the Orbit

• Shape of the Planet

• Color of the Planet

• Description of the Surface

Which planets are most like Earth?

• Mars and Jupiter

• Venus and Neptune

• Mars and Venus

• Jupiter and Neptune

It takes different amounts of time for each planet to make one orbit around the Sun. Which planet takes the longest amount of time to make one orbit?

• Jupiter

• Mars

• Mercury

• Neptune

Which planets have LOTS of moons?

• Inner planets

• Outer planets

Which planets have rings?

• Inner planets

• Outer planets