Gr.6 NST key words

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Across
  1. 2. a solid rocky body that orbits a planet
  2. 4. a material through which electric current can flow
  3. 6. two or more cells connected to provide electrical energy
  4. 11. pieces of rock that orbit the sun
  5. 13. an enormous ball of burning gas in space
  6. 15. the spinning motion of an object on its own axis
  7. 16. connections of electrical wiring that are not made by a qualified electrician
  8. 17. a device inserted into a circuit to interrupt or complete the circuit
  9. 19. the path of one object in space around another
  10. 21. a source of electrical energy that stores energy and then supplies it to a circuit
  11. 24. resources such as coal that cannot be replaced when used up
  12. 25. an electrical device that converts electrical energy into sound energy
Down
  1. 1. parts of an electrical circuit
  2. 3. an instrument that magnifies distant objects and makes them appear closer
  3. 5. used by our eyes
  4. 7. a large object that orbits the sun revolving
  5. 8. waves invisible waves emitted by space bodies
  6. 9. a piece of glass that bends light
  7. 10. fuels the remains of dead plants and animals that store energy from the sun from millions of years ago
  8. 12. layer around circuit wires that keeps the electric current inside the wire
  9. 14. the spinning motion of an object on its own axis
  10. 18. system the sun and all the objects that move around it
  11. 20. a group of telescopes working together
  12. 22. a material through which an electric current cannot flow
  13. 23. the star in our solar system