Accidentental Inventions - 182 Gold

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Across
  1. 2. a tool that uses radio waves to locate objects
  2. 5. an expert in the study of matter & its properties
  3. 7. type of radio wave, also an oven that uses radio waves to heat food
  4. 8. a person who designs, builds, or operates machines or other equipment
  5. 9. the use of science to solve problems
Down
  1. 1. made by humans or machines, not by nature
  2. 3. to make nsomething by hand or by machine
  3. 4. sticky material like glue
  4. 6. document that gives an inventor all the rights to manufacture an invention