2&3. CHARACTERISTICS OF ENERGY AND TYPES OF ENERGY

You CAN'T create or destroy energy. It just changes its form (from one type of energy to another) or transfers from one object to another. The global amount of energy is always the same.



TYPES OF ENERGY

KINETIC ENERGY
Energy of mouvement of motion. Anything that moves has kinetic energy.



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ELECTRICAL ENERGY

In the form of electricity
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THERMAL ENERGY / HEAT
We transfer heat from one object to another with a different temperature

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LUMINOUS ENERGY / LIGHT
In the form of light. It can be natural or artificial.

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CHEMICAL ENERGY
Stored inside the matter. We use it doing chemical reactions. Eg. pasta has a lot of chemical energy in the form of carbohydrates.

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 NUCLEAR ENERGY
Stored in the atomic structure of matter. In the atoms. Natural (the Sun makes nuclear reactions) or man-made

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