Matter and Change

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Across
  1. 4. Anything with mass that occupies space
  2. 6. Many are gases
  3. 9. A process that absorbs energy from the surroundings
  4. 11. A process that releases energy into the surroundings
  5. 12. High KE - particles can separate and move throughout the container
  6. 13. The measure of the amount of matter
  7. 15. Low KE - particles can move around, but are still close together
Down
  1. 1. Very High KE - particles collide with enough energy to break into charged particles
  2. 2. Most are solids at room temperature
  3. 3. A substance that is currently a gas, but normally is a liquid or solid at room temperatures
  4. 5. Substances that are formed during the reaction
  5. 7. Depends on the amount of matter in the sample
  6. 8. Depends on the type of matter, not the amount present
  7. 10. Beginning substances that start a reaction
  8. 14. Very low KE - particles vibrate but can move around