WWW Stem List #3 Crossword Puzzle

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Across
  1. 3. To look at or examine something carefully and closely
  2. 5. To make an educated guess based on background knowledge
  3. 7. A device used to project a voice through speakers to make it louder
  4. 9. The condition in which a human’s body temperature is dangerously low
  5. 11. A shape with five sides and five angles
  6. 12. Relating to or affecting the blood
  7. 13. To trust and rely on someone or something
  8. 15. A person or animal that eats both plants and meat
  9. 16. A closed shape with three or more sides
  10. 18. A false or made-up name, usually used by anonymous authors
  11. 19. The scientific study of living organisms
Down
  1. 1. To look over something again, such as a test
  2. 2. Repeating over and over, very plain and boring
  3. 4. An invention used to communicate with someone
  4. 6. To leave a building
  5. 8. The answer to a multiplication problem
  6. 10. A wild or chaotic commotion; an uproar
  7. 12. Two words that are pronounced and spelled the same but have different meanings
  8. 14. A particle of light
  9. 17. The first element on the periodic table