physical science

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Across
  1. 5. the smallest unit of an element is a ...
  2. 6. in our experiment ,the amount of plant seed used was the_______________
  3. 8. the_______of iron is greater that wood
  4. 10. some of the liquids evaporated in the ______container
  5. 11. the doctor used an _______to see if i broke my arm
  6. 13. gasoline has __________ ,which means it can easily catch on fire
  7. 14. _____ is important for our body's to not get sick
  8. 16. a rolling ball has a certain amount of ____energy
  9. 19. we wear sunscreen to prevent __________ rays
  10. 21. the earth ______ around the sun
  11. 22. the scientists made a _______observation that the solution turned blue
  12. 23. the water got so hot it began to start....
  13. 25. the sun providing light and _____ that warms our planet
Down
  1. 1. she used a ________ to check the water temperature
  2. 2. water is a _________ made of hydrogen and oxygen
  3. 3. water is a _____that flows easily and fills any it pours into
  4. 4. the ____ of an atom contains protons and neutrons.
  5. 7. the __________ of of the reaction was water and carbon dioxide
  6. 9. the stock prices are on the _____ of the group
  7. 12. an _____ is a tiny partial that orbits the nucleus of an atom
  8. 15. the _______of the book is lighter on the moon
  9. 17. the amount of work was measured in...
  10. 18. the _______ of salt in the water increases as the water temperature rises
  11. 20. microwaves are a type of _________ that heats up our food
  12. 24. the force of _______ keeps us grounded and pulls objects towards earth