Science Light and Magnetism

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Across
  1. 3. A triangular glass that splits light into a spectrum.
  2. 6. The area around a magnet where magnetic force acts.
  3. 8. The angle between the incoming ray and the normal.
  4. 10. A material that light travels through such as air, water, or glass.
  5. 11. The band of colours from red to violet.
  6. 13. When light passes through a material.
  7. 14. The incoming ray that hits a surface.
  8. 15. A tool that uses Earth’s magnetic field to find direction.
  9. 16. Direction light bends when entering a less dense medium.
  10. 20. A magnet created using electricity.
  11. 22. A piece of glass or plastic that bends light.
  12. 23. When light bounces off a surface.
  13. 24. The splitting of white light into different colours.
  14. 28. Red, green, and blue light.
  15. 29. When a magnet loses its magnetism.
  16. 32. The true top of Earth’s axis.
  17. 33. The magnetic field surrounding Earth.
  18. 34. The point a compass needle points toward.
Down
  1. 1. When light bends as it passes from one medium to another.
  2. 2. An imaginary line at 90° to a surface where light hits or reflects.
  3. 4. A material that only allows certain colours of light through.
  4. 5. Iron inside a coil that strengthens an electromagnet.
  5. 7. A flat mirror that produces a clear image.
  6. 9. Lines that show the direction and strength of a magnetic field.
  7. 12. The rule that states the angle of incidence equals the angle of reflection.
  8. 17. When light energy is taken in by a surface.
  9. 18. The angle between the reflected ray and the normal.
  10. 19. An object that produces a magnetic field.
  11. 21. Same poles (N–N or S–S) that repel each other.
  12. 25. A magnet that keeps its magnetism.
  13. 26. Wire wrapped in loops used in electromagnets.
  14. 27. Direction light bends when entering a more dense medium.
  15. 30. A material that becomes magnetic easily but loses it quickly.
  16. 31. When a material becomes magnetic.
  17. 35. A straight line that shows the path of light.