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Ch 27 & 28 Astronomy

Ch 27 & 28 Astronomy . Model where planets revolve around the Earth . Answer. Geocentric. Home. What astronomer proposed the Geocentric model? . Answer. Aristotle . Home. Who proposed the Heliocentric model?. Answer. Copernicus . Home.

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Ch 27 & 28 Astronomy

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  1. Ch 27 & 28 Astronomy

  2. Model where planets revolve around the Earth Answer

  3. Geocentric Home

  4. What astronomer proposed the Geocentric model? Answer

  5. Aristotle Home

  6. Who proposed the Heliocentric model? Answer

  7. Copernicus Home

  8. The law that describes the path of a planet that orbits the sun is called ________ Answer

  9. Law of Ellipses Home

  10. What astronomer said planets moved in epicycles, which are little circles as they went around Earth? Answer

  11. Ptolemy Home

  12. What is the least dense planet that also has bands and rings made of dust and ice? Answer

  13. Saturn Home

  14. What is the largest planet in the solar system? Answer

  15. Jupiter Home

  16. Planet who’s axis is almost parallel to its plane of orbit Answer

  17. Uranus Home

  18. What planet gets its color from large amounts of methane? Answer

  19. Uranus Home

  20. What 2 inner planets are most alike in their size and mass? Answer

  21. Venus and Earth . Home

  22. Degree of elongation of an elliptical orbit Answer

  23. Eccentricity Home

  24. The time required for a body to complete a single orbit Answer

  25. Orbital Period Home

  26. Force that PULLS on a body in space Answer

  27. Gravity Home

  28. When a moving body remains in a constant motion unless acted on by an outside force Answer

  29. Inertia Home

  30. Pattern in which is appears as though the planets are moving backward relative to the stars Answer

  31. Retrograde Motion Home

  32. The force of gravity between Earth and moon cause _____ in bodies of water Answer

  33. Tides Home

  34. Dark areas on the moons surface Answer

  35. Mare Home

  36. When the lighted part of the moon appears to increase, the moon is said to be __________. Answer

  37. Waxing Home

  38. This occurs when the shadow of one celestial body falls on another celestial body Answer

  39. Eclipse Home

  40. Name one lunar surface feature Answer

  41. Answers may include: Mare, rilles, ridges, craters, regolith Home

  42. Fragments of rock that orbit the sun Answer

  43. Asteroid Home

  44. Small bodies of ice, rock and dust that follows highly elliptical orbits around the sun Answer

  45. Comets Home

  46. Any part of a meteoroid that didn’t burn up when entering the Earth’s atmosphere and reached Earth’s surface Answer

  47. Meteorite Home

  48. Region that starts beyond Neptunes orbit which contains dwarf planets and other small bodies of ice Answer

  49. Kuiper Belt Home

  50. Large cloud of dust and ice believed to hold nuclei of billions of comets and possible origin of our comets Answer

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