energy

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Across
  1. 4. the ability to do work or cause change
  2. 5. a force that opposes the movement of objects when they are in contact with each other
  3. 6. energy the total kinetic energy of the randomly moving particles (atoms and molecules) within a substance
  4. 9. a machine that converts mechanical energy (like spinning a shaft) into electrical energy
  5. 10. a material that allows electricity to flow through it easily.
Down
  1. 1. energy the energy stored within the bonds of chemical compounds like atoms and molecules
  2. 2. transfer the movement of thermal energy, or heat, from one place to another
  3. 3. a subatomic particle that is found in all atoms
  4. 7. the emission and propagation of energy in the form of waves or particles, traveling through space or a material medium
  5. 8. the substance or material through which a wave, energy, or force is transmitted