Red Week 12

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Across
  1. 2. One less than twice
  2. 4. A piece of glass that reflects images
  3. 6. Mass per unit volume
  4. 8. the contraction for cannot
  5. 9. ______ a drink into a glass
  6. 10. Many people have one of these on their birthday
Down
  1. 1. When two lines intersect at a 90 degree angle
  2. 3. An advanced human society
  3. 5. The ability to float
  4. 7. The farmer ______ seeds over the winter