What is thermal expansion

1.	What is thermal expansion
Answer» Answer: Thermal expansion is the tendency of matter to CHANGE in shape, volume, and area in response to a change in TEMPERATURE. ... The degree of expansion divided by the change in temperature is called the material's coefficient of thermal expansion. It is found to generally VARY with temperature. Explanation: The expansion of alcohol in a thermometer is one of many commonly encountered examples of thermal expansion, the change in size or volume of a given mass with temperature. ... Railroad TRACKS and bridges, for example, have expansion joints to allow them to freely expand and contract with temperature CHANGES.

Answer»

Answer:

Thermal expansion is the tendency of matter to CHANGE in shape, volume, and area in response to a change in TEMPERATURE. ... The degree of expansion divided by the change in temperature is called the material's coefficient of thermal expansion. It is found to generally VARY with temperature.

Explanation:

The expansion of alcohol in a thermometer is one of many commonly encountered examples of thermal expansion, the change in size or volume of a given mass with temperature. ... Railroad TRACKS and bridges, for example, have expansion joints to allow them to freely expand and contract with temperature CHANGES.

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