NWEA Crossword

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Across
  1. 2. Made of rock; called "shooting stars" as they burn up in our atmosphere
  2. 3. means earth
  3. 7. A space object that makes it to Earth's surface
  4. 8. An object moving in the direction a force is pushing or pulling
  5. 10. range The difference in height between high tide and low tide
  6. 11. Base unit for measuring volume
  7. 12. Cooler spots on the sun's photosphere that appear dark
  8. 16. Base unit for measuring mass
  9. 17. layers of the sun The hottest and most dense part of the sun
  10. 20. Moving around another celestial body - takes 1 year to complete. Earth takes 365.25 days; the moon takes 27.3 days
  11. 21. The celestial body that has a rotation and revolution that takes the same number of days
  12. 23. Top of a wave
  13. 26. Solid, rocky celestial body; some are large enough to have enough gravity to make themselves round
  14. 28. The season we have indirect sunlight
  15. 29. Collections of ice, dust and small pieces of rock; have a tail called a coma; has a long elliptical orbit around the sun
  16. 30. Distance from one point on a wave to the same point on the next wave
  17. 32. Objects absorb light in various colors; color not absorbed is what we see
  18. 33. Longest day and shortest day; happens during the summer and winter
  19. 36. energy Energy stored in the nucleus of an atom
  20. 37. energy energy that travels in waves
  21. 38. Base unit for measuring length
  22. 40. Caused by the moon's gravity
  23. 41. frequency Number of oscillations in a certain amount of time
  24. 43. Transfer of thermal energy; moves from hot to cold
  25. 44. Center of the sun; energy comes from a process called nuclear fusion
  26. 46. of the sun Outer layers of the sun
  27. 49. energy the total amount of energy; potential + kinetic
  28. 50. The sun's most outer layer
Down
  1. 1. A test run, model or a rough draft
  2. 4. A sketch or a design before you create the real thing
  3. 5. A limitation, restriction or boundary
  4. 6. Causes day and night, spinning on an axis
  5. 9. Measures the average kinetic energy in a substance
  6. 13. energy Energy that is stored
  7. 14. Distance a wave oscillates from resting position
  8. 15. means sun
  9. 18. Reflects light at the same angle it hits
  10. 19. Not straight, Earth is at 23.5 degrees
  11. 20. (light) energy Energy we can see
  12. 22. Pushing or pulling on an object
  13. 24. energy The release of energy; energy in motion
  14. 25. A small rocky or metal celestial body that travels in outer space
  15. 27. eclipse occurs when the moon passes in front of the sun; casts a shadow on Earth
  16. 31. The force of gravity on a object
  17. 33. The star at the center of our solar system; has 99% of the mass in our solar system
  18. 34. The season we have direct sunlight
  19. 35. When day and night are equal; happens twice a year
  20. 39. Energy that moves from an object/area with a higher temperature to one with a lower temperature
  21. 40. Bottom of a wave
  22. 41. speed Distance a wave travels in a given amount of time
  23. 42. potential energy An object that has been raised above the ground has this type of energy
  24. 45. The amount of matter in an object; always stays the same
  25. 47. Light passing from one medium to another changes direction and speed
  26. 48. eclipse occurs when the earth passes between the moon and the sun; casts a shadow on the moon