Science

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Across
  1. 4. a substance made of two or more different elements chemically bonded
  2. 6. two or more atoms bonded together
  3. 7. in the range in a repeating fixed pattern
  4. 10. a step-by-step process to solve problems
  5. 11. appear substance made of only one kind of an atom
  6. 12. the variable that you manipulate control or explore it affects
Down
  1. 1. the variable that is being tested or measured
  2. 2. a guess
  3. 3. a group in which a variable is not being tested
  4. 5. very large made up of repeating smaller units
  5. 7. the first that holds bio, diverse together and molecules or crystals
  6. 8. a large structure made of assess molecule bonded in repeating patterns
  7. 9. smallest unit of an element that has a of that element