Science Strategems

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Across
  1. 3. the radioisotope most commonly used in archeological artifacts
  2. 4. the gas that is the product of fusion inside stars
  3. 6. the man who first proposed the earth revolves around the sun.
  4. 10. Change or alteration in DNA
  5. 12. quantity of motion a moving object has
  6. 13. A chain of debris that forms a line of demarcation between celestial orbs
  7. 14. the polymer that coats cookware
  8. 15. genetic blueprint is encoded here
Down
  1. 1. a metabolic waste formed in liver
  2. 2. catalysts within living systems
  3. 5. the process of forming a thin coat of metal over an object
  4. 7. The measure of hydrogen ions in a solution
  5. 8. the transfer of energy through space by electromagnetic waves
  6. 9. the source of all igneous rocks
  7. 11. elements with properties of both metals and non-metals