Introduction to science

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Across
  1. 1. The study of forces and motion by physicists
  2. 4. Changing only one variable at a time
  3. 5. You wear them as protection on your hands
  4. 7. The study of matter and its reactions and properties
  5. 9. The branch of science that studies gravity
  6. 12. The study of living things by biologists
  7. 13. The branch of science that studies the m
  8. 14. variable The variable being tested
Down
  1. 2. a variable that is changed
  2. 3. The branch of science that studies cells
  3. 6. You wear the as protection for your eyes
  4. 8. A famous biologist who studies evolution
  5. 10. Can cause death
  6. 11. the sign that shows that reddening can happen