Chemistry 1 unit 1

123456789101112131415
Across
  1. 1. depends on the amount of matter in the sample
  2. 4. depends on the type of matter,not amount preset
  3. 6. particles can move around but are still close together
  4. 8. beginning substances that start a reaction
  5. 9. substances that are formed during the reaction
  6. 10. substance like gas but is normally a liquid or solid at room temperature
  7. 13. substance made from atoms and two or more elements that are chemically bonded
  8. 14. particles can separate and move throughout the container
  9. 15. During a chemical change the composition of matter changes,atoms are rearranged,but the same number and type of atoms remain the same
Down
  1. 2. process that releases energy into the surroundings
  2. 3. energy of motion
  3. 5. particles vibrate but cant move around
  4. 7. process that absorbs energy from the surroundings
  5. 11. particles collide with enough energy to break into charged particles
  6. 12. energy possessed due to an objects position,composition, or condition