science

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Across
  1. 2. when two things rub together
  2. 4. the energy that is stored in an object
  3. 7. zeum4c2="PR_1_0" data-ddnwab="PR_1_0" aria-invalid="grammar" class="Lm ng">atmosphere what's</span> around you?
  4. 8. the top of something
  5. 13. a set of criteria
  6. 14. the great size of something
  7. 16. a force that acts between moving surfaces
  8. 18. zeum4c2="PR_2_0" data-ddnwab="PR_2_0" aria-invalid="grammar" class="Lm ng">newtons-laws</span> laws Laws made by newton
  9. 19. a planet containing humans
Down
  1. 1. to come in touch
  2. 3. class="Apple-interchange-newline">acceleration what do you do when you speed a car?
  3. 5. a form of energy that an object or a particle has by reason of its motion
  4. 6. swiftness
  5. 9. to make something happen
  6. 10. weight
  7. 11. doing successfully
  8. 12. how heavy something is
  9. 15. regular path
  10. 17. how fast something is going