What happens when heat is added or removed from an object

Adding energy (heating) atoms and molecules increases their motion, resulting in an increase in temperature. Removing energy (cooling) atoms and molecules decreases their motion, resulting in a decrease in temperature. Energy can be added or removed from a substance through a process called conduction.

Explanation:

It melts or expands, when heat is removed, the opposite happens

Explanation:

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d. groundwater flows through the subsoil and deposits minerals.