Science

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Across
  1. 3. — The ability to do work.
  2. 4. — The amount of matter in an object.
  3. 8. — The amount of space an object occupies.
  4. 11. — Anything that has mass and takes up space.
  5. 12. — The measure of how hot or cold something is.
  6. 13. — A change in velocity over time.
  7. 17. — Heat transfer through direct contact.
  8. 19. — Heat transfer through fluids (liquid or gas).
  9. 20. — Matter with no definite shape but definite volume.
Down
  1. 1. — A state of matter with no definite shape or volume.
  2. 2. — The force that pulls objects toward the Earth.
  3. 5. — The smallest unit of matter.
  4. 6. — The amount of mass in a given volume.
  5. 7. — A push or pull on an object.
  6. 9. — A force that opposes motion between surfaces.
  7. 10. — Speed with direction.
  8. 14. — Heat transfer through waves, not touching anything.
  9. 15. — The tendency of an object to resist a change in motion.
  10. 16. — A state of matter with definite shape and volume.
  11. 18. CHANGE — A change that forms a new substance.