Celestial Objects Review

What two gases are the sun mostly made up of?

• Nitrogen

• Hydrogen

• Helium

• Carbon

Which of these are outer planets?

• Jupiter

• Saturn

• Earth

• Mercury

Which of these are outer planets?

• Neptune

• Uranus

• Mars

• Venus

As the Earth rotates on its axis and revolves around the sun, the moon rotates on its axis and revolves around the Earth.

• True
• False

Why does the sun have the most gravitational pull?

• Because it is huge

• Because it is in the middle of the solar system

• Because it feels like it

Which of these are inner planets?

• Earth

• Venus

• Jupiter

• Saturn

Which of these are inner planets?

• Mercury

• Mars

• Uranus

• Neptune

What two planets do not have moons?

• Mercury

• Venus

• Earth

• Mars

The difference in a meteorid and a meteorite is:

• Meteorite has landed on Earth's surface.

• Meteoroid has landed on Earth's surface.

• Meteorite is once it is in Earth's atmosphere.

• Meteoroid is once it is in Earth's atmosphere.

What physically separates the inner planets and outer planets?

• Kupier Belt

• Oort Cloud

• Asteroid Belt