Solar System

Match it! Select the correct answer from the pull down...Good luck!

The layers of gases that surround the Earth make up the

The Earth's most important source of heat is the

Two forces, _____________________and _______________________work together to keep the planets in their orbits.

The path a planet takes around the sun is known as a(n)

____________ is no longer considered a planet in our solar system.

When the Northern Hemisphere is tilted toward the sun it is ________________.

Outer solar system consists of all of these except....

Earth _________________ around the sun.