Internal Energy

Internal Energy problem 4

Explain what happens to the internal energy of bodies in the following cases:

  • A metal spoon dipped in hot tea.

  • An axle on which a wheel begins to rotate.

  • A burning candle that we blow.

  • A hand dipped in cold water.

  • A hide placed in the sun.

  • A foot brought closer to a warm radiator.


material editor: Joanah Frank