work/energy

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Across
  1. 4. of conservation of energy energy can neither be created nor be destroyed
  2. 5. energy the power an atom's charged particles have to cause an action or move an object
  3. 8. power or ability to be active
  4. 11. he state or quality of being efficient, or able to accomplish something with the least waste of time and effort; competency in performance
  5. 12. the force or speed of an object in motion, or the increase in the rate of development of a process
  6. 13. the force by which a planet or other body draws objects toward its center
  7. 14. a careful preservation and protection of something
  8. 16. energy
  9. 17. be engaged in physical or mental activity in order to achieve a result; do work.
  10. 18. energy the energy of either an object in motion or the energy that is stored in objects by their position
Down
  1. 1. energy a form of energy released from the nucleus, the core of atoms, made up of protons and neutrons
  2. 2. energy energy stored in the bonds of atoms and molecules
  3. 3. output only converted from one form of energy to another
  4. 6. spectrum the range of all types of EM radiation
  5. 7. energy a type of energy that is stored in an object due to its position relative to other objects
  6. 8. energy energy that is transferred by electromagnetic radiation
  7. 9. can neither be created nor be destroyed
  8. 10. energy the energy an object has because of its motion.
  9. 15. The SI derived unit used to measure energy or work