Physics Unit 1 Quiz

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1. What are light, shiny surfaces good at?

  • Reflecting radiation.
  • Letting radiation pass through.
  • Absorbing radiation.
  • Emitting radiation.
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2. How are nuclear power stations powered?

  • Uranium is reacted with aluminium to produce steam which turns the turbine.
  • Uranium is burnt to produce steam which turns a turbine.
  • Uranium rods are kept in water, when removed from the water they produce steam which turns a turbine.
  • Uranium rods are dipped into water which creates steam to turn the turbine.

3. Which of the following is incorrect about sound waves?

  • They're made of compressions and rarefactions.
  • They're perpendicular to the direction of travel and energy transfer.
  • They're longitudinal.
  • They're parallel to the direction of travel and energy transfer.

4. Which of the following does not describe a loud, high pitched noise?

  • High frequency.
  • Small wavelength.
  • Low frequency.
  • Big amplitude.

5. When a vehicle travels towards you, what is happening?

  • The pitch is increasing: the wavelength decreases, frequency increases.
  • The pitch is increasing: the frequency decreases, the wavelength increases.
  • The pitch is decreasing: the wavelength decreases, the frequency increases.
  • The pitch is decreasing: the wavelength increases, the frequency decreases.

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