Solar System Review

The inner planets are Mercury, Earth, Venus, and ____________.

The outer planets are bigger, made of gas, and ____________.

How many planets are in our Solar System?

It is ___________ when we are tilted toward the sun.

Which of these is a constellation?

The planets go around, or __________, the sun.

Groups of stars that look like pictures in the sky are called ___________.

The ____________ planets are close to the sun, rocky, and small.

There are about __________ days in the lunar cycle.

It is _________ when we are tilted away from the sun.

The inner planets are___________.

The earth has one _________ that orbits us. 

The seasons are caused by Earth's __________ axis.