Energy and Matter

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Across
  1. 7. sum of all of the kinetic energy and potential energy found within a substance
  2. 9. Anything that has volume and mass
  3. 10. force exerted on matter through contact with other matter
  4. 11. to strike or hit something with any amount of force
  5. 13. total kinetic energy of the tiny particles that make up matter
  6. 16. state of matter with a definite volume and shape
  7. 17. energy that is stored in a system or object
  8. 20. how two different systems can be said to be at the same temperature
Down
  1. 1. when a sample of matter changes from solid to liquid
  2. 2. when a sample of matter changes from gas to liquid
  3. 3. state of matter with a definite volume but no definite shape
  4. 4. energy transferred between 2 objects of different temperatures
  5. 5. energy of motion
  6. 6. state of matter with an indefinite volume and shape
  7. 8. the simplest unit of a chemical compound that can exist
  8. 12. distinct forms of matter known in everyday experience
  9. 13. average kinetic energy of all the particles in a material
  10. 14. movement of energy from one system to another
  11. 15. when a sample of matter changes from liquid to solid
  12. 18. when a sample of matter changes from liquid to gas
  13. 19. smallest particle of an element; made of electrons, protons, and neutrons