In which of the following phase changes is energy transferred to a substance?
A) freezing water in the freezer
B) water condensing on the outside of a glass
C) boiling water to make steam
D) the deposition of a cloud to make snow
E) All of the above

Question

Quizplus · Accepted Answer

Boiling water to make steam requires energy to be transferred to the water to break the bonds between the molecules and turn it into steam. The other phase changes listed involve energy being released or transferred out of the substance, not into it.

In Which of the Following Phase Changes Is Energy Transferred