Physical Science

123456789101112131415
Across
  1. 3. a subatomic particle with a positive charge
  2. 7. the measure of how high or low a sound is
  3. 8. the measure of the average kinetic energy of an object
  4. 10. an object's change in position
  5. 13. a substance that participates in a chemical reaction
  6. 15. anything that has mass and takes up space
Down
  1. 1. the force that keeps an object floating in a liquid
  2. 2. a mixture in which substances are uniformly mixed
  3. 4. an action that changes the state of motion of an object
  4. 5. a force that opposes motion between two surfaces in contact
  5. 6. the force that holds atoms together
  6. 9. a horizontal row of elements on the periodic table
  7. 11. the measure of the gravitational force on an object
  8. 12. matter through which a wave travels
  9. 14. can separate white light into its componant colors