Science Hw Guide Feb 16th

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Across
  1. 2. occurs when light passes outward through space without
  2. 4. electrons move from one bit to another atom
  3. 6. when a chemical reaction takes in energy
  4. 8. Resources that people use up faster than nature can replace them
  5. 10. energy coming from the nucleus of the atom
  6. 12. when heat rises up
  7. 13. when heat transfers due to contact
Down
  1. 1. energy that is stored
  2. 3. resources that can be replaced by natural processes
  3. 5. when a chemical reaction gives off energy
  4. 7. energy in the form of motion
  5. 9. is energy from the vibrations of atoms
  6. 11. changing energy levels in an atom