1. Astronomy
Time
and Space
Electromagnetic
Spectrum
Telescopes
Earth’s
Motions
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2. Edwin Hubble discovered evidence to support what theory?

3. What is the Big Bang Theory?

4. This is the shape of Earth’s orbit around the sun.

5. What is an ellipse

6. This is where many of the names for the constellations came from.

7. Who are the Ancient Greeks

8. This mission, in 1969, put the first person on the moon.

9. What is Apollo 11?

10. These two federal agencies support astronomical research.

11. What are the National Science Foundation and NASA

12. Each complete revolution of Earth around the sun takes this many days.

13. What is 365 ¼ days?

14. Each rotation of Earth on its axis takes this many hours.

15. What is 24 hours?

16. The moon’s motion around Earth is the basis of measurement for this unit of time.

17. What is a month?

18. This unit of distance is equal to the average distance between the earth and the sun and is used for measuring distances within the solar system.

19. What is an astronomical unit?

20. The distance that electromagnetic radiation travels in one year is called this.

21. What is a lightyear?

22. All the frequencies or wavelengths of electromagnetic radiation are part of this.

23. What is the electromagnetic spectrum?

24. A radiant object moving closer to an observer would have compressed wavelength and would have this type of shift.shorten

25. What is a blue shift?

26. This color of visible light has the shortest wavelength.

27. What is blue?

28. Which color of visible light has the longest wavelength?

29. What is red?

30. This is a shift in wavelengths as a radiant object moves towards or away from an observer.

31. What is the Doppler Shift?

32. This person is known not inventing the telescope, but rather for being first to use a telescope to study the sky.

33. Who is Galileo?

34. This kind of telescope uses mirrors to collect and concentrate electromagnetic radiation.

35. What is a reflecting telescope?

36. This kind of telescope uses lenses to collect and concentrate electromagnetic radiation.

37. What is a refracting telescope?

38. This is an instrument that collects electromagnetic radiation from the sky and concentrates it

39. What is a telescope?

40. This telescope is named after a famed cosmologist who found evidence to support the Big Bang theory.

41. What is the Hubble Space Telescope?

42. Seasons are caused by this.

43. What is the tilt of the earth’s axis of rotation?

44. Point A is the ___ that begins the season of ___.

45. What are the summer solstice and summer?

46. Point A is the ___ that begins the season of ___.

47. What are the vernal equinox and spring?

48. Point A is the ___ that begins the season of ___.

49. What are the winter solstice and winter?

50. Point A is the ___ that begins the season of ___.

51. What are the autumnal equinox and fall?