QUESTIONS:

1. What is heat?

2. What are the sources of heat?

3. Why is heat important?

ANSWERS:

1. Heat is the form of energy that is transferred between systems or objects with different temperatures.

2. Some sources of heat are natural gas, propane (LP), oil, coal, wood, electricity, heat pumps, ground source heat pumps and solar energy.

3. The heat is very important in our daily life in warming the house, cooking, heating the water and drying the washed clothes.

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