Machines and energy crossword for 5B

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Across
  1. 2. A type of simple machine used to hold two materials together (wood, for example).
  2. 6. What type of simple machine is an axe?
  3. 7. Materials that the electric current flows through very easily
  4. 10. An electric current is a flow of electrical __________
  5. 11. The place where you connect the cable to the wall
  6. 12. An oven is a _________ machine.
  7. 13. A device used for navigation that uses Earth's magnetic field
Down
  1. 1. An electric circuit can be broken by pressing a ___________
  2. 2. Pulleys, wheels and inclined planes are ______ machines
  3. 3. Two positive poles _______ each other
  4. 4. Materials that electricity doesn't flow through easily
  5. 5. Magnets have a south and a north _________
  6. 8. If you put a metallic object in a power outlet, you might get an electric __________
  7. 9. Some magnetic materials are _______, nickel and cobalt