Other questions in this quiz

2. What does travelling through a vacuum mean?

  • Through custard
  • Through time
  • Through space
  • Through relative dimensions

3. How do we get IR from the sun?

  • Through a vacuum
  • Through light energy
  • Through air
  • Through plants

4. How many objects emit (give off) infrared radiation?

  • Ones that glow in the dark
  • Some
  • All
  • Hot ones

5. Which spectrum are IR waves part of?

  • Electromagnetic
  • Electrostatic
  • Electronic
  • Visible light


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