Physics - P1

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  • Created by: hols_
  • Created on: 07-11-15 15:40

1. Deforestation contributes to global warming. True of False?

  • True - reduces the amount of oxygen in the air and more carbon dioxide stays in the atmosphere rather than being taken away by trees, when they photosynthesise.
  • False
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Other questions in this quiz

2. State the condition needed for maximum diffraction.

  • When the gap is the same width as the wavelength of the wave passing through it
  • As waves pass through a gap or an opening, the edges spread out

3. What happens to light when it hits a glass-air boundary at an angle above the critical angle of substance?

  • The light is totally internally reflected and not refracted
  • Refracted

4. What is meant by the 'frequency of a wave'?

  • The number of waves produced, or that pass a particular point, in one second
  • The maximum disturbance caused by the wave
  • The distance between two corresponding points on two successive disturbances

5. Which type of house insulation has the longest payback time?

  • Reflective foil on or in walls
  • Double glazing
  • Fibreglass roof insulation
  • Cavity wall insulation




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