Newton's Laws & Electromagnets, Magnetism, Gravitational Force

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Across
  1. 2. To have a push on an object is to ______ the object.
  2. 3. This charge has more protons than electrons.
  3. 7. An _______ field, created by the attraction and repulsion of electrical charges.
  4. 9. ________ electricity is a buildup of electric charges on objects.
  5. 10. __________ can either attract matter or repel matter.
  6. 13. an object that has more electrons than protons is considered to have a _____ charge.
Down
  1. 1. A form of energy from the existence of electrons.
  2. 4. In the electromagnet we made, the iron core we used was a _______.
  3. 5. A type of temporary magnet that is powered with electricity.
  4. 6. The more _______ around the iron core, the stronger the electromagnet.
  5. 8. In the electromagnet we made, the source of electricity was a ______.
  6. 11. The magnet on top of the that points to the North Pole is the _______ side of the magnet.
  7. 12. The concentration of iron filings near the _______ indicates that these areas exert the strongest force.