Answer the following questions. You will receive immediate feedback when you select your answer or when you click on the green check mark (). When you are finished, click the How Did I Do? button to see your score.

1. The Milky Way is
   1. a solar system
   2. the sun and its nine orbiting planets
   3. a universe
   4. a galaxy

2. The sun is a
   1. small star
   2. medium star
   3. large star
   4. giant star

3. What are five things to remember about Uranus?
   
   

4. What are five things to remember about Jupiter?
   
   

5. What are four things to remember about Mercury?