science

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Across
  1. 3. a shape of wire that can be used to reinforce a current to increase the magnetic field surrounding it
  2. 5. a type of fan that is moved by steam in a power plant to generate electricity
  3. 6. a device that uses electromagnetism to convert motion (usually a turbine) into electricity
  4. 8. a type of current that stays at a relatively constant voltage such as from a battery
  5. 10. a force that can push or pull objects without actually touching them
  6. 11. stored energy such as a battery or fuel that can be released to create motion (kinetic energy)
  7. 14. the effect created around an electrical current that can change regular metal such as iron into a manget
  8. 15. when opposite charges or poles are close to each other, they do this
  9. 18. the ability to create a current using magnetic field while still being electrically isolated from the curcuit
  10. 21. a metal often used in electric circuits because it is a good conductor of electricity
  11. 22. a factory used to produce electricity from burning a fossil fuel or nuclear reaction
  12. 24. a difference in electrical potential measured in volts with a voltometer
Down
  1. 1. the branch of science that deals with electricity and magnetism
  2. 2. energy that is in motion or transforming 1 type of energy to another
  3. 4. a coil of wire with a current that acts as a bar magnet
  4. 7. the effect of electrons escaping their atoms and floating around other atoms
  5. 9. a piece of metal that can make an can make an electromagnet stronger when it is placed inside a coil
  6. 12. what happens to metals like iron when they are near an electric current. They became _______.
  7. 13. when like charges or poles are close to each other they do this
  8. 16. a material that allows electrons to move easily through it
  9. 17. when a wire recoils because its magnetic field is repelling another magnetic field
  10. 19. the turns in a coil that help reinforce a magnetic field
  11. 20. a device that uses a permanent magnet to attract the earths natural magnetic field to navigate an area
  12. 23. the opposition to the flow of electrons through a conductor
  13. 25. a material that does not allow heat or electrons to easily move through it