Magnetic, Electrical, And Gravitational Forces.

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Across
  1. 2. an instrument for detecting and measuring small electric currents.
  2. 6. a physical phenomenon produced by the motion of electric charge, resulting in attractive and repulsive forces between objects.
  3. 9. a combination of invisible electric and magnetic fields of force
  4. 11. opposite of attract
  5. 14. When you try to place two like poles together (north to north or south to south), they will repel each other.
  6. 16. a charge that exists in a body that has fewer electrons than protons
  7. 17. a force under the influence of which objects tend to move toward each other.
  8. 18. emit (energy, especially light or heat) in the form of rays or waves.
  9. 19. an atom or molecule with a net electric charge due to the loss or gain of one or more electrons.
  10. 20. the south-seeking pole of a magnet.
Down
  1. 1. a form of radiation that travel though the universe
  2. 3. a region around a magnetic material or a moving electric charge within which the force of magnetism acts.
  3. 4. a substance or material that allows electricity to flow through it.
  4. 5. also known as the geomagnetic field
  5. 7. charged particles move through conductor or space.
  6. 8. a substance which does not readily conduct electricity or allow the passage of heat or sound.
  7. 10. each of the two points or regions of an artificial or natural magnet to and from which the lines of magnetic force are directed.
  8. 12. a north-seeking pole of a magnet.
  9. 13. a device for converting mechanical work into electric energy
  10. 15. the state of having a surplus of electrons; having a lower electric potential