SCIENCE

12345678910111213141516171819
Across
  1. 4. what objects are made of
  2. 6. It stays in one place
  3. 9. A negative charge equal to that of a proton that spins around the nucleus.
  4. 10. a flow of electricity create by a stream of moving electrons
  5. 14. The measurement of electrical current
  6. 15. The unit measurement of electrical pressure or force which causes electric current to flow
  7. 17. Energy is made of electricity charges through a conductor.
  8. 19. a positive charge in the nucleus equal to that of an electron that does not moves.
Down
  1. 1. An atom has more electrons than protons
  2. 2. an atom has more protons than electrons.
  3. 3. A source of energy that is depleted by use such as gasoline for a car.
  4. 5. The unit measurement of electrical power
  5. 7. The ability to do work
  6. 8. a complete closed through a conductor
  7. 11. the using of a resource
  8. 12. a circuit with branched paths through which electricity passes.
  9. 13. Uncharged. the number of protons in an atom equals the number of electrons.
  10. 16. A circular path which electricty
  11. 18. a source of energy that is not is not depleted by use such as water ect.