1) How does the sun transfer heat energy a) radiation b) convection 2) Which material reflects heat best a) Shiny silver b) Black matt 3) Which colour absorbs heat energy best a) Black b) White 4) Radiation transfers heat by  a) Particles b) Waves 5) Can convection happen in a vacuum (space)? a) Yes b) No  6) Which colour of light has the longest wavelength? a) blue b) green c) red d) orange 7) Cameras used to detect objects in the dark use.. a) infrared cameras b) gamma cameras c) ultraviolet cameras d) beta cameras

Radiation quiz

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