2 Answers

JustSightseeing · Answer 1 · 2022-12-27T07:57:15+0000

1. A cup of fresh coffee is very hot because the water particles are vibrating very rapidly giving the coffee heat energy.

2. A fire is a chemical reaction that is releasing energy as bonds are being broken, this energy is felt as warm or hot and is a release of heat energy.

Piers C · Answer 2 · 2022-12-31T15:58:16+0000

Answer:

sun and electric heater

Step-by-step explanation:

sun is the biggest source of heat energy

electric heater is also an example of heat energy as it warms us

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