Planets Chapter 2

Try to select the best answer. When you are done with each question make sure to review your answers because I have left many messages based on your answer.

Useful links:
http://www.brainpop.com/science/space/index.weml: Brainpop - Movies and Quizzes
http://www.scholastic.com/magicschoolbus/games/space/index.asp: Space Chase on the Magic School Bus