Science Crossword

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Across
  1. 2. a combination of two or more things
  2. 5. something that you can change in an experiment in order to test an idea
  3. 7. with different properties
  4. 10. when something bursts outwards
  5. 13. repeated tests in an experiment
  6. 15. test an experiment where everything is kept exactly the same in each setup, except for one thing
  7. 17. something works
  8. 18. information that can be used to support or reject an idea
  9. 19. a state of matter that takes the shape of its container
Down
  1. 1. a material that has specific properties
  2. 3. reaction a process where two or more substances mix to form a new
  3. 4. a state of matter that spreads out to completely fill a space
  4. 6. a process used to figure out the answer to a question or to understand
  5. 8. of matter the different forms of matter that include solid, liquid, and gas
  6. 9. something in an experiment that you do not change
  7. 11. anything that takes up space and has weight; can be in different forms
  8. 12. something you can observe about an object or material
  9. 14. a state of matter that holds its shape
  10. 16. as solid, liquid, or gas