Solar System, Sun, Moon, and Earth

Approximately how old is the sun?

What does Earth have that supports life?

What planet do we live on?

Earth is the ____ terrestrial planet from the sun.

The sun is mostly made of?

________ means to spin on an axis.

How far is Earth from the sun?

What is the fifth planet from the sun?

What changes our planet from above the surface?

The moon is a small rocky ______ of the Earth.

Earth is the only planet in the solar system that can support _____.

Which planet is a gas giant?

How long does it take the earth to revolve around the sun?

How long does it take earth to complete one full rotation?

Does the Earth rotate or revolve around the sun?

Valleys, mountains, and craters cover the ______'s surface.

What type of planet does not have a solid surface?

The Earth's axis is not straight up and down, but it is tilted by ______ degrees.

What geologic events change our planet from underneath the surface?

Which is a terrestrial planet?

_________ means to travel in a circular path around another object in space.

As earth rotates, part is facing the sun while the other half does not. This causes:

The sun is an average sized _______ star.

Why do we experience seasons?

What kind of planet has a solid, hard, rocky surface?

What planet is closest to the sun?

Who was the first man to walk on the moon?