Grubbs: End of Year Science

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Across
  1. 3. word for the type of waves (sound or ocean) that need a medium to go through
  2. 5. scientific unit for measuring temperature
  3. 10. This "belt" is in our solar system is made of small rocky fragments
  4. 12. in a water molecule, this element is slightly negative
  5. 13. material that allows the flow of electrons to make electricity
  6. 14. transfer of heat by the rising and falling of water or air
  7. 16. shape of the "S" shape waves such as light
  8. 17. this is the coldest biome
  9. 18. type of energy that includes food, fuel and batteries
  10. 19. this part of the atom is positive
Down
  1. 1. force that holds that planets in orbit around the Sun
  2. 2. variable that "I" the scientist am changing in an experiment
  3. 3. the "powerhouse" of the cell that makes energy
  4. 4. the part of the water cycle where gas turns back into liquid and clouds are formed
  5. 6. Newton's Law of Inertia (what is at rest, stays at rest)
  6. 7. source of energy that Earth can remake easily (solar, wind, water)
  7. 8. Newton's second law states that this depends on mass and acceleration
  8. 9. these planets are rocky, smaller and closer to the Sun
  9. 11. type of bond between a metal and nonmetal
  10. 15. found only in plant cells, it's the site of photosynthesis