Final review

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Across
  1. 3. speed which waves pass a particular point
  2. 11. energy of motion quantified by the relationship
  3. 13. amount of matter per unit volume
  4. 16. range of electromagnetic waves that extends in frequency from radio waves to gamma waves
  5. 19. scientific unit of force
  6. 20. smallest particle of an element
  7. 21. unit of electric current; rate of flow of 1 coulomb of charge per second
  8. 22. atoms of the same element containing different number neutrons
  9. 24. a push or a pull
  10. 25. property of a system that enables it to do work
Down
  1. 1. two or more atoms that bond together by sharing electrons
  2. 2. flow of electric charge that transports energy from one place to another
  3. 3. a wiggle in both space and time
  4. 4. property of things to resist changes in motion
  5. 5. collective name for a nuclear proton or neutron
  6. 6. region of magnetic influence around a magnetic pole
  7. 7. unit of frequency
  8. 8. a nucleon in an electrically neutral state
  9. 9. total energy of submicroscopic particles that make up a substance
  10. 10. transfer of energy by means of electromagnetic waves
  11. 12. combination of the nuclei of light atoms to form heavier nuclei
  12. 14. time required for half the atoms in a sample of a radioactive isotope to decay
  13. 15. speed of an object and specification of its direction of motion
  14. 17. study of heat and its transformation to different forms of energy
  15. 18. product of the mass of an object and its velocity
  16. 23. ratio of force to the area where force is distributed