Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:
Describe an example of the Second Law of Thermodynamics.

### Input:
No input

### Response:
An example of the Second Law of Thermodynamics is when heat flows from a hot object to a cold object. The hot object cools down, and the cold object warms up, but the energy is not conserved and some of the heat energy is lost.