2. Astronomy Jeopardy $100 Geo/Helio Telescopes/ Constellations Galaxies/ Big Bang GravityVocab $200 $300 $400 $500 $400 $300 $200 $100 $500 $400 $300 $200 $100 $500 $400 $300 $200 $100 $500 $400 $300 $200 $100 Final Jeopardy Final Jeopardy

3. 1 - $100 Which model explains the motions of the planets more accurately: Which model explains the motions of the planets more accurately: Geocentric or heliocentric? Geocentric or heliocentric? Heliocentric Heliocentric

4. 1 - $200 Who was the first scientist to successfully use a telescope to observe the night sky? Who was the first scientist to successfully use a telescope to observe the night sky? Galileo Galileo

5. 1 - $300 What theory was overturned by the evidence gathered by Galileo? What theory was overturned by the evidence gathered by Galileo? Geocentric theory Geocentric theory

6. 1 - $400 Describe the Heliocentric theory. Describe the Heliocentric theory. Sun is the center of the solar system Sun is the center of the solar system

7. 1 - $500 Describe the Geocentric theory. Describe the Geocentric theory. Earth is the center of the universe. Earth is the center of the universe.

8. 2 - $100 A reflecting telescope gathers light with a _____ A reflecting telescope gathers light with a _____ Mirror Mirror

9. 2 - $200 Astronomers often locate telescopes on mountains to______________. Astronomers often locate telescopes on mountains to______________. Lesson the interference of the Earth’s atmosphere. Lesson the interference of the Earth’s atmosphere.

10. 2 - $300 Astronomers use constellations to: Astronomers use constellations to: Locate objects in the sky Locate objects in the sky

11. 2 - $400 Which stars do we always see during the year? Which stars do we always see during the year? Stars on the horizon Stars on the horizon

12. 2 - $500 What so the stars in a constellation have in common? What so the stars in a constellation have in common? The same general directions from Earth. The same general directions from Earth.

13. 3 - $100 Where in the Milky Way galaxy is our solar system found? Where in the Milky Way galaxy is our solar system found? In an outer arm. In an outer arm.

14. 3 - $200 A cluster of a billion stars is a ________. A cluster of a billion stars is a ________. Galaxy Galaxy

15. 3 - $300 What does the big bang theory explain? What does the big bang theory explain? That the universe is expanding That the universe is expanding

16. 3 - $400 Why could the big bang theory possibly be replaced by another theory about the origin on the universe? Why could the big bang theory possibly be replaced by another theory about the origin on the universe? New evidence could show a different theory to be more accurate. New evidence could show a different theory to be more accurate.

17. 3 - $500 Do scientists know what caused the small dense ball of energy and matter to expand and cool? Do scientists know what caused the small dense ball of energy and matter to expand and cool? No, scientists do not know. No, scientists do not know.

18. 4 - $100 Why is gravity known as the universal force? Why is gravity known as the universal force? It holds the universe together. It holds the universe together.

19. 4 - $200 If two planets get closer together, what happens to the gravitational force they exert on each other? If two planets get closer together, what happens to the gravitational force they exert on each other? It increases It increases

20. 4 - $300 What causes our solar system to have the shape that it does? What causes our solar system to have the shape that it does? Gravitational force Gravitational force

21. 4 - $400 Gravity is stronger when objects are ________ Gravity is stronger when objects are ________ Close together Close together

22. 4 - $500 If two planets get closer together, what happens to the gravitational force they exert on each other? If two planets get closer together, what happens to the gravitational force they exert on each other? It increases It increases

23. 5 - $100 What is a push or a pull? What is a push or a pull? Force Force

24. 5 - $200 What is all of space and everything in it? What is all of space and everything in it? The universe The universe

25. 5 - $300 What is a natural satellite that revolves around a planet? What is a natural satellite that revolves around a planet? A moon A moon

26. 5 - $400 The spinning of Earth on its axis The spinning of Earth on its axis rotation rotation

27. 5 - $500 A meteoroid that passes through the atmosphere and hits Earth’s surface. A meteoroid that passes through the atmosphere and hits Earth’s surface. A meterorite A meterorite

28. Final Jeopardy The Big Bang theory hypothesizes that the universe began how many years ago? The Big Bang theory hypothesizes that the universe began how many years ago? 14 Billion years ago 14 Billion years ago