In general, all the objects will expand when heated. Examples of the application of expansion in everyday life are as follows:
a. Railroad connections made tenuous that there is a gap to expand. If there is no gap, then it will expand curved rails
b. At one end of the metal bridge should be given space expansion. Otherwise, it can damage the foundation of the bridge expansion bridge
c. Installation of the window needs to be given room to expand. If not, then the window will be broken because pemuaiannya restrained
d. Installation of telephone wire or an electrical wire is made somewhat loose, because the wire that expands when exposed to heat
e. Rubber balloon when heated continuously will erupt because the air inside the balloon expands
f. Glasses whose mouth is not good, if pouring hot water will burst. Because part of the glass that is exposed hot water expands, while those not exposed to the heat did not expand
g. The liquid in the thermometer expand because of the heat, so the thermometer showed the fickle if there is a change of heat.
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