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Combined science (OCR Higher)
Electromagnetic waves

Starter quiz

  • Match each angle to its description.
    • 90°
      ⇔
      this is the angle between one side of a square and the next side ✓
    • 180°
      ⇔
      if you turn by this angle, you face in the opposite direction ✓
    • 360°
      ⇔
      if you turn by this angle, you face in the same direction as before ✓
  • The protractor is measuring the angle between the two lines. What is the correct measurement?
    The protractor is measuring the angle between the two lines. What is the correct measurement?
    • 35°  ✓
    • 45°
    • 145°
    • 155°
  • Which letter is labelling a peak (also called a crest) of this wave?
    Which letter is labelling a peak (also called a crest) of this wave?
    • a
    • b  ✓
    • c
    • d
  • A person holds a lit candle in front of a mirror and is looking at the candle’s reflection. Starting with where the light is given out, put these objects into the order of the path the light takes.
    • 1
      ⇔
      the candle
    • 2
      ⇔
      the mirror
    • 3
      ⇔
      the person's eyes
  • What happens to light when it reflects off an object?
    • the light enters the object but does not come back out
    • the light passes through the object
    • the light bounces off the surface of the object  ✓
    • the light changes direction  ✓
    • the light continues travelling in the same direction
  • Which letter represents one wavelength?
    Which letter represents one wavelength?
    • a
    • b  ✓
    • c
    • d
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