Science 9 Unit test 1.1-preperation.

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Across
  1. 2. A material/substance that changes when exposed to or added to another substance or material.
  2. 5. Workplace Hazardous Materials Information System.
  3. 9. Materials that can chemically destroy exposed body tissue and destroy or damage metals.
  4. 13. A red item that can be found around the school,it is used to put out fires.
  5. 14. Something that can very easily set on fire.
  6. 16. The variable that is changed by the scientist.
  7. 17. A piece of equipment that is used to hold, mix, stir and pour liquids hot or cold.
  8. 18. A step by step method of research you take when performing science experiments to find/obtain the answer to a question.
  9. 19. Used to hold small amounts of material for experiments/labs and/or testing.
  10. 20. Something that everyone must wear when doing an experiment to protect their eyes.
Down
  1. 1. A piece of equipment that is used to measure the volume of a liquid.
  2. 3. A variable that doesn't change throughout the whole experiment and is used to help the scientist compare their results of how other tested subjects did.
  3. 4. What you will do to prove that your hypothesis is correct.
  4. 6. An educated guess.
  5. 7. This is something that you use when you get chemicals in your eyes.
  6. 8. A substance that can be fatal if taken into the body.
  7. 10. The variable who's value depends on that of another variable.
  8. 11. A paragraph that sums up your lab, this is a very crucial and important part of your paper.
  9. 12. The number or feature that is changeable
  10. 15. The most important thing when doing a lab.