1. Inner Solar System Quiz # from 1 – 10 on a piece of paper. Use your chart to help you answer these questions.

2. 1.List 2 things that the inner planets have in common. 2.Which inner planet has extreme temp. changes? 3.Why is Venus so hot? List 1 gas in its atmosphere. 4.Which planet has ice caps, extinct volcanoes, and a thin CO 2 atmosphere? 5.True or False? All inner planets have moons.

3. 6. Which choice is TRUE about Mercury? (More than 1 choice) a.Craters are the main surface feature b.It is geologically active. c.There is no wind or water erosion on Mercury to change surface features. d.It takes 88 days (.24 yrs) for it to complete its orbit.

4. 7.Which is TRUE about Venus? (more than 1 choice is correct) a.It has liquid water on its suface. b.It has two moons, Phobos and Diemos c.It has active volcanoes. d.It has a thick atmosphere of green house gases.

5. 8.True or False: Venus rotates very rapidly. 9.Space rocks that may be remnants of the early solar system that did not form planets are called ______________ 10. Compare the atmosphere on Earth to Mars. Earth’s atmosphere is made of _____ and ____ Mars’s atmosphere is made of _____