Question

define areal expansion ​

Answer 1

Answer:

Thermal expansion refers to a fractional change in size of a material in response to a change in temperature. This includes… changes in length compared to original length (∆ℓ/ℓ0) called linear expansion. changes in area compared to original area (∆A/A0) called areal expansion or superficial expansion.

Answer 2

Explanation:

Thermal expansion refers to a fractional change in size of a material in response to a change in temperature. This includes… changes in length compared to original length (∆ℓ/ℓ0) called linear expansion. changes in area compared to original area (∆A/A0) called areal expansion or superficial expansion.

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