1. An icy object that has an elongated orbit around the sun is referred to as a(n)…. A.Asteroid B.Comet C.Meteor D.Meteorite E.I don’t know! 0 of 5 1 10

2. The flash of light produced when a meteoroid passes through the Earth’s atmosphere is a(n) A.Asteroid B.Comet C.Meteor D.Meteorite E.I don’t know! 0 of 5 2 10

3. Why does a meteoroid create a streak of light when entering the Earth’s atmosphere? A.Light from the sun is reflected of the surface of each B.Energy is released form the objects C.Lightning is produced form these objects D.Light is a result of friction from the gasses in the atmosphere E.I don’t know! 0 of 5 3 10

4. Which of the following applies to meteoroids and asteroids. A.They are similar in size. B.They are rocky and/or metallic. C.They are composed of frozen gases, ice, and dust. D.They orbit the sun in highly elliptical patterns. E.I don’t know! 0 of 5 4 10

5. Which of the following objects would cause the most damage if it hit the Earth? A.Asteroid B.Meteoroid C.Meteorite D.Meteor E.I don’t know! 0 of 5 5 10

6. Which type of telescope focuses light using a mirror? A.Reflecting Telescope B.Refracting Telescope C.Radio Telescope D.Infrared Telescope E.I need help! 0 of 5 6 10

7. One of the greatest advancements in astronomy was the telescope. Which is the correct order of advancements? A.Radio- refracting-reflecting B.Reflecting – refracting –radio C.Refracting-reflecting-radio D.Radio- reflecting-refracting E.I need help! 0 of 5 7 10

8. Which type of telescope focuses light through transparent lenses? A.Reflecting Telescope B.Refracting Telescope C.Radio Telescope D.Infrared Telescope E.I need Help! 0 of 5 8 10

9. Which of the following is an advantage of a space-based, satellite telescope like Hubble? A.Satellite telescopes are much closer to the stars. B.Satellite telescopes are able to see through solid objects. C.Satellite telescopes can detect wavelengths that are blocked by the atmosphere. D.Satellite telescopes have the ability to see the future. E.I need help! 0 of 5 9 10

10. Which of the following went to the moon? 10 0 of 5 A.Satellite B.Space Probe C.Space Craft D.I don’t know, I need help! 10

11. Which of the following is sent to other regions of the solar system? 11 0 of 5 A.Satellites B.Space Probes C.Space Craft D.I don’t know, I need help 10

12. Which of the following orbits the earth and can be used for communications or navigation? 12 0 of 5 A.Satellites B.Space Probe C.Space Craft D.I don’t know, I need help. 10

13. A light year is a measurement of… a)Distance b)Time c)Speed d)Acceleration e)I don’t know! I need help! 13 0 of 5 10

14. Why do astronomers measure interstellar distances in light years instead of kilometers or miles? A.Light years are a measure of time. B.Miles and kilometers are too small of a unit. C.Miles and kilometers are too large of a unit. D.I don’t know! I need help! 0 of 5 14 10

15. You are viewing a star that is 20 light years away. When was the light from this star produced? a)Before you were born b)After you were born c)10 years ago d)2 years ago e)I don’t know! I need help! 0 of 5 15 10