Astronomy physics

1. Astronomy Jeopardy
$100
Geo/Helio
Telescopes/
Constellations
Galaxies/
Big Bang
Gravity Vocab
$200
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Final Jeopardy

2. 1 - $100
 Which model explains the motions of the planets
more accurately:
 Geocentric or heliocentric?
 Heliocentric

3. 1 - $200
 Who was the first scientist to successfully use a
telescope to observe the night sky?
 Galileo

4. 1 - $300
 What theory was overturned by the evidence
gathered by Galileo?
 Geocentric theory

5. 1 - $400
 Describe the Heliocentric theory.
 Sun is the center of the solar system

6. 1 - $500
 Describe the Geocentric theory.
 Earth is the center of the universe.

7. 2 - $100
 A reflecting telescope gathers light with a _____
 Mirror

8. 2 - $200
 Astronomers often locate telescopes on
mountains to______________.
 Lesson the interference of the Earth’s
atmosphere.

9. 2 - $300
 Astronomers use constellations to:
 Locate objects in the sky

10. 2 - $400
 Which stars do we always see during the year?
 Stars on the horizon

11. 2 - $500
 What so the stars in a constellation have in
common?
 The same general directions from Earth.

12. 3 - $100
 Where in the Milky Way galaxy is our solar
system found?
 In an outer arm.

13. 3 - $200
 A cluster of a billion stars is a ________.
 Galaxy

14. 3 - $300
 What does the big bang theory explain?
 That the universe is expanding

15. 3 - $400
 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.

16. 3 - $500
 Do scientists know what caused the small dense
ball of energy and matter to expand and cool?
 No, scientists do not know.

17. 4 - $100
 Why is gravity known as the universal force?
 It holds the universe together.

18. 4 - $200
 If two planets get closer together, what happens
to the gravitational force they exert on each
other?
 It increases

19. 4 - $300
 What causes our solar system to have the shape
that it does?
 Gravitational force

20. 4 - $400
 Gravity is stronger when objects are ________
 Close together

21. 4 - $500
 If two planets get closer together, what happens
to the gravitational force they exert on each
other?
 It increases

22. 5 - $100
 What is a push or a pull?
 Force

23. 5 - $200
 What is all of space and everything in it?
 The universe

24. 5 - $300
 What is a natural satellite that revolves around a
planet?
 A moon

25. 5 - $400
 The spinning of Earth on its axis
 rotation

26. 5 - $500
 A meteoroid that passes through the
atmosphere and hits Earth’s surface.
 A meterorite

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