Physics Unit 1 Quiz

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

  • Low frequency.
  • Small wavelength.
  • Big amplitude.
  • High frequency.
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2. What are light, shiny surfaces good at?

  • Letting radiation pass through.
  • Absorbing radiation.
  • Reflecting radiation.
  • Emitting radiation.

3. What does the amplitude of a sound wave affect?

  • The volume.
  • The direction of travel.
  • The pitch.
  • The length.

4. What is a U-Value?

  • A measure of heat loss.
  • A measure of how effective an insulator is.
  • A measure of how 'green' a material is.
  • A measure of the efficiency of a material.

5. Radiation is transferred via what?

  • Beams.
  • Rays.
  • Waves.
  • Particles.

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