science terms :D

123456789101112131415161718192021222324252627
Across
  1. 2. rays a form of energy that you cannot see or feel
  2. 6. Meter sticks or metric rulers are used to measure
  3. 8. a gas that occurs naturally
  4. 10. split apart
  5. 11. The base unit for length
  6. 13. this makes up molecules
  7. 15. a chemical change in which oxygen reacts with other substances
  8. 16. Celsius The base unit for temperature
  9. 17. is formed in the earth from radium, which is also radioactive
  10. 18. the prediction of what will happen
  11. 19. can slowly destroy objects made of iron or steel
  12. 20. The base unit for Mass
  13. 21. A thermometer is used to measure
  14. 23. of conservation of mass the fact that matter can neither be created nor destroyed by any chemical reaction
  15. 25. reaction one or more substances change to form new substances
  16. 26. the stuff that makes up everything
  17. 27. how tightly packed the molecule are
Down
  1. 1. is made of molecules
  2. 3. a plentiful fossil fuel
  3. 4. putting together
  4. 5. the study of rocks
  5. 7. this is a theory
  6. 9. fusion a change in which small nuclei join to form a larger nucleus
  7. 12. inquiring of something you don't know
  8. 14. elements elements whose nuclei naturally break down into other nuclei, giving off particles and energy
  9. 22. the stuff that makes up matter
  10. 24. Graduated cylinders & beakers are used to measure