blobsters science crossword

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Across
  1. 7. a disease caused by a virus
  2. 8. sound navigation and ranging
  3. 10. sound below 20 Hz
  4. 11. something that can only be seen with a microscope
  5. 12. another word for illness
Down
  1. 1. sound above 20,000 Hz
  2. 2. scientific name for a germ
  3. 3. a type of microbe which can only reproduce in other cells
  4. 4. the distance between 2 waves
  5. 5. something used to see very small things
  6. 6. something used to measure heat
  7. 9. type of microbe that is a relative of a mushroom or yeast