Y10 End of Year Physics Crossword

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Across
  1. 2. An electrical circuit that allows current to take more than one route.
  2. 8. The unit of current
  3. 9. The time taken for one complete wave.
  4. 13. A unit for temperature.
  5. 14. Any energy source that will run out.
  6. 15. The unit of power.
  7. 19. The energy needed to raise the temperature of 1 kg of a substance by 1 degree Celsius.
  8. 21. Any energy source that will never run out.
  9. 22. The unit for measuring voltage.
  10. 23. Whether a sound is high or low.
  11. 24. The total force acting on an object.
  12. 25. A vector has both ..... and direction.
  13. 28. The same in all places.
  14. 30. A wave where the vibrations are parallel to the direction of motion.
  15. 31. Speed in a given direction.
  16. 33. A tiny particle with a negative charge.
  17. 34. The temperature at which all motion stops. -273 degrees Celsius
  18. 36. The upward force exerted by a fluid.
  19. 38. When an object changes speed
  20. 39. A diagram showing energy transfers. The width of the arrow is proportional to the amount of energy that it represents.
  21. 42. A push, pull or twist. Measured in Newtons.
  22. 43. A resistor whose resistance decreases when light is shone on it.
  23. 44. A material which stops heat flowing from one object to another.
Down
  1. 1. forces When the forces in opposite directions on an object are the same size. Zero resultant force.
  2. 3. A piece of apparatus used to measure the speed of a fast moving object.
  3. 4. A line drawn at right angles to the surface of a mirror.
  4. 5. To give out.
  5. 6. Measured in m/s.
  6. 7. The correct word for one battery.
  7. 10. Spread out.
  8. 11. The unit of energy.
  9. 12. The space around an object with an electric charge where it can affect other objects.
  10. 16. A component whose resistance decreases as the temperature increases.
  11. 17. An instrument for measuring voltage.
  12. 18. Measured in kilograms.
  13. 20. The force that causes an object to follow a circular path. It acts towards the centre of a circle.
  14. 22. A place where there is no matter at all.
  15. 26. A component that only allows current to flow in one direction through it.
  16. 27. The force due to gravity.
  17. 29. The change in direction of a wave as it goes from one medium to another.
  18. 32. The time taken to respond to a stimulus.
  19. 35. The unit of electrical resistance.
  20. 37. The transfer of heat energy by a moving fluid (hot air rises).
  21. 40. The unit for magnetic flux density (also a very fast car).
  22. 41. The number of vibrations per second. Measured in Hertz.
  23. 42. A force which opposes (acts against) motion.