1. How many planets are in our Solar System?_______9__________


2. Which planet is nearest the Sun?_____Mercury____________


3. Which planet is farthest from the Sun?_______Pluto__________


4. Which planet is the biggest?_____Jupiter___________


5. Which planet has the biggest, most easily seen rings orbiting it? ___Saturn__________


6. What is the name of the group of objects that orbit the Sun between Mars and Jupiter? ______Asteroid belt_____


7. What is at the center of our Solar System?____the Sun_______


8. Are the inner planets made of rock or gas? ______rock_________


9. What are the icy objects with huge tails that orbit the Sun? _____comets_________


10. Which planet is called the "red planet"? _____ Mars _______