Earthmoonsun
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A Powerpoint about the relationship between the Earth, Moon, and Sun. Find it here: ...

A Powerpoint about the relationship between the Earth, Moon, and Sun. Find it here:
http://www.salem.k12.va.us/staff/jcox/powerpoints/science.htm

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  • 1. The Earth, the Moon, and the Sun
  • 2. astronomer What do we call a scientist who studies the planets and stars?
  • 3. 365 1/4 days How long does it take for the Earth to revolve around the sun?
  • 4. 24 hours How long does it take for the Earth to rotate on its axis?
  • 5. the seasons What does the tilt of the earth on its axis cause?
  • 6. More direct rays from the sun cause ________. Slanted rays from the sun cause _______. summer winter
  • 7. Earth is the _______ planet from the sun. third
  • 8. Earth’s surface is constantly _________. Earth’s surface is three-fourths _______. changing water
  • 9. What 2 things make it possible for there to be life on Earth? Water & Air
  • 10. What is at the center of our solar system? SUN
  • 11. How much bigger is the sun’s diameter than the Earth’s? 110 times
  • 12. 92 - 95 million miles How far away is the sun from the Earth?
  • 13. What is the sun made of? Hot, glowing gases
  • 14. What are the dark patches visible on the sun’s surface? Sunspots
  • 15. What is the Earth’s only natural satellite? the moon
  • 16. 250,000 miles How far away is the moon from the Earth?
  • 17. How big is the moon compared to the Earth? One-fourth the size of the Earth
  • 18. The moon has extreme temperatures. This means it is very ______ in the daytime and very ______ at night. hot cold
  • 19. Why is it not possible for there to be life on the moon? No air & no water
  • 20. What is the moon’s surface covered with? Craters, mountains, and flat plains
  • 21. We learned about the moon when:
    • Astronauts collected rocks and soil from the moon
    • Astronauts set up experiments on the moon
  • 22. full What is the moon phase when we see all of the lighted side of the moon?
  • 23. What is the moon phase when all of the lighted side of the moon is turned away from us? new
  • 24. When the moon is ________ we see more of the lighted side each night. When the moon is _______ we see less of the lighted side each night. waxing waning
  • 25. During which moon phase do we see only a very small part of the lighted side? Crescent
  • 26. During which phase do we see almost all of the lighted side of the moon? Gibbous
  • 27. During which moon phase is the moon between the Earth and the sun? New Moon
  • 28. Who believed in an earth-centered solar system? Aristotle and Ptolemy Sun Earth
  • 29. Who believed in a sun-centered solar system? Galileo and Copernicus Sun Earth
  • 30. Who built the first telescope? Galileo