What is Physical Science?

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Across
  1. 4. a unit for expressing length
  2. 6. an observation that describes matter using the senses
  3. 7. the study of the composition and make-up of matter
  4. 9. the amount of space an object occupies
  5. 10. a tool shaped like a tube that measures liquid volume and the volume of irregular objects
  6. 11. a tool for measuring mass
  7. 13. length x height
  8. 15. the amount of mass in a given volume; mass/volume
  9. 17. a unit for expressing the area of a surface
Down
  1. 1. an observation using numbers
  2. 2. anything that has mass and volume
  3. 3. a tool for measuring length, area, and the volume of regularly shaped solids
  4. 5. a unit for expressing the volume of a liquid
  5. 8. a unit for expressing the volume of a solid
  6. 12. distance end to end
  7. 14. the study of how matter works and energy
  8. 16. a unit for expressing mass