Many cities build special construction joints in bridges to allow for the expansion and contraction of the bridge during changes in temperatures known as thermal
expansion. What type of movement in the bridge could be expected during a warm
front in the summertime?
A
The bridge would experience no changes,
B
The bridge would contract due to the particles would be moving closer together,
С
The bridge would be closed during the warm front due to cracking in the concrete.
D
The bridge would expand due to the particles spreading out.