5.1.1-5.1.2 Review

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Across
  1. 4. The total energy of all the moving particles in a substance
  2. 7. All the energy inside a substance from the movement and arrangement of its particles.
  3. 9. The energy something has because it is moving.
  4. 11. Energy from outside a system, like heat or work coming from or going to the surroundings.
  5. 12. The movement of thermal energy from something warmer to something cooler.
  6. 14. The different forms matter can take: solid, liquid, or gas.
  7. 16. The average kinetic energy of the particles in a substance
  8. 17. A unit used to measure heat energy.
  9. 19. The temperature scale where water boils at 100° and freezes at 0°
  10. 20. A state of matter with no fixed shape or volume; particles move freely and spread out.
Down
  1. 1. 1,000 calories
  2. 2. The temperature scale where water freezes at 273° and boils at 373°
  3. 3. The amount of heat needed to change a liquid into a gas without changing its temperature.
  4. 5. A very small part of matter, like an atom or molecule.
  5. 6. A theory that says all matter is made of particles that are always moving.
  6. 8. A unit of energy used in science
  7. 10. The amount of heat needed to change a solid into a liquid without changing its temperature.
  8. 13. The temperature scale where water freezes at 32° and boils at 212°
  9. 14. A state of matter with a fixed shape and volume; particles are packed closely together and vibrate in place.
  10. 15. The amount of heat needed to raise the temperature of 1 gram of a substance by 1°C.
  11. 18. A state of matter with a fixed volume but no fixed shape; particles move around each other.