Physics - P1

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

1. 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
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Other questions in this quiz

2. Name the useful energies produced by a television.

  • Light and sound
  • Heat energy
  • Electrical energy

3. Other than heating food, state two uses of microwaves.

  • Satellite communication, mobile phones and radar
  • Heating food

4. What types of molecules in foods absorb microwaves?

  • Sulfuric acid
  • Water and fat
  • Carbon dioxide

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

Comments

Tommo99

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bag of ****

jbo122

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its quite good

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