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Astronomy

Astronomy. Created by Mildred. Jeopardy. Basics. Orbits. Universe. Solar Syst. Stars. $100. $100. $100. $100. $100. $200. $200. $200. $200. $200. $300. $300. $300. $300. $300. $400. $400. $400. $400. $400. $500. $500. $500. $500. $500. How old is the solar system?.

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Astronomy

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  1. Astronomy Created by Mildred

  2. Jeopardy Basics Orbits Universe Solar Syst. Stars $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500

  3. How old is the solar system? 4.5 billion years

  4. When an object is moved to a higher position, what will increase? Its potential energy

  5. What does it mean if the light from a star is shifted towards the blue end of the spectrum? The star is moving towards the observer.

  6. The movement (change in direction of swing) of the Foucault pendulum indicates that...... The earth is rotating

  7. Which kind of electromagnetic waves have the shortest wavelength? Gamma rays

  8. The shape of the earth's orbit is best described as a Slightly eccentric ellipse

  9. What term refers to the position of the earth when it is closest to the sun? Perihelion

  10. When the earth is at aphelion, the apparent size of the sun will be Smallest

  11. DAILY DOUBLE

  12. What is the relationship between a planets distance from the sun and its period of rotation? There is NO relationship.

  13. As distance from the sun increases, the rate of revolution of the planets....... Decreases

  14. How old is the universe? 12 to 14 billion years

  15. What is the most widely accepted theory which explains the origin of the universe? The Big Bang theory

  16. A collection of 100 billion stars held together by gravity is known as A galaxy

  17. A cloud of gas and dust in space is...... A nebula

  18. The brightness of a star independent of its distance is Luminosity

  19. What is the source of power for the sun? (hydrogen) FUSION

  20. At what rate does the earth revolve around the sun? About 1o/day

  21. Which planet has the highest density? Earth

  22. On which planet is a day longer than a year? Venus

  23. What is located in the space between Mars and Jupiter? The asteroid belt

  24. What determines the color of a star? It's temperature

  25. An exploding star is called a (super) nova

  26. Which star is 10,000 times brighter than the sun and has a surface temperature of 3800oC Betelgeuse

  27. What color is Polaris Yellow

  28. How long does it take the sun to rotate on its axis? 27 days

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