Energy Transformations

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What is energy transformation?

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Energy transformation is the process of changing energy from one form to another, such as converting chemical energy in food to mechanical energy when we move.

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What are the main types of energy?

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The main types of energy include mechanical, thermal, chemical, electrical, light, and sound energy.

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What energy transformation occurs in a battery-operated device?

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Chemical energy in the battery is transformed into electrical energy, which is then converted into other forms of energy, such as sound or light.

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What happens to energy when a student rubs their hands together?

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The chemical energy from the food they consumed is transformed into mechanical energy (movement) and then into thermal energy (heat) due to friction.

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What energy transformation occurs in a lamp?

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In a lamp, electrical energy is transformed into light energy.

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What types of energy does a television produce?

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A television transforms electrical energy into light, thermal, and sound energy.

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Which device transforms electrical energy into mechanical energy?

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A fan transforms electrical energy into mechanical energy.

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What is an example of chemical energy?

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Food is an example of chemical energy, as it provides energy for our bodies when consumed.

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How does a solar panel work in terms of energy transformation?

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A solar panel transforms solar energy (light) into electrical energy.

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What is thermal energy?

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Thermal energy is the energy that comes from the temperature of matter, often felt as heat.

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