The following diagram shows the three states of matter and how they can be interchanged.

a. Name the changes A to E.

b. Name a substance which will undergo change E.

c. Name a substance which will undergo changes from solid to liquid to gas between 0 °C and 100 °C.

d. Describe what happens to the particles of the solid during change E.

e. Which of the changes A to E will involve:

(i) An input of heat energy?

(ii) An output of heat energy?

Transcribed Image Text:

solid A B liquid gas D