Other questions in this quiz

2. What is convection?

  • The net movement of particles against the concentration difference
  • When more energetic particles pass on their energy to neighbouring particles
  • When more energetic particles move from the hotter region to the cooler region taking their energy with them
  • When heat is transferred through a vacuum by infrared waves

3. What is a thermogram?

  • It is a picture which shows heat signatures through the use of colours
  • A way to insulate the house by using thick materials
  • A picture that shows electrical signatures
  • A different name for a fax

4. More efficient machines ....

  • Do the job better
  • Waste less energy
  • Waste more energy
  • Don't break as easily

5. Define Specific Latent Heat

  • The amount of energy needed to change the state of 1kg of substance without a change in temperature
  • Stuff
  • Energy needed to change state
  • Specific heat capacity but without a change in temperature

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