Question text
19 What happens when a solid is heated and expands? A The molecules do not change size and the spaces between the molecules become larger. B The molecules expand and the spaces between the molecules become larger. C The molecules expand and the spaces between the molecules become smaller. D The molecules expand and the spaces between the molecules do not change size.
19 What happens when a solid is heated and expands?
A The molecules do not change size and the spaces between the molecules become larger.
B The molecules expand and the spaces between the molecules become larger.
C The molecules expand and the spaces between the molecules become smaller.
D The molecules expand and the spaces between the molecules do not change size.
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