5.6A Forms of Energy

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What is energy?

Back

Energy is the ability to do work or cause change. It exists in various forms, such as thermal, electrical, mechanical, and light.

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What is electrical energy?

Back

Electrical energy is the energy of moving electric charges. It powers appliances and devices in our homes.

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What is thermal energy?

Back

Thermal energy is the energy that comes from the temperature of matter. It is the energy of moving particles within an object.

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What is mechanical energy?

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Mechanical energy is the sum of potential energy and kinetic energy in an object. It is the energy associated with the motion and position of an object.

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What is light energy?

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Light energy is a form of electromagnetic radiation that is visible to the human eye. It is produced by sources like the sun and light bulbs.

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What is radiant energy?

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Radiant energy is energy that travels in waves and can move through space. Light energy is a type of radiant energy.

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How does a toaster work?

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A toaster converts electrical energy into thermal energy to toast bread.

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What type of energy does a solar panel use?

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A solar panel uses light energy from the sun to generate electrical energy.

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What happens when a lamp is turned on?

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When a lamp is turned on, it converts electrical energy into light energy.

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What is the role of sound energy in appliances?

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Sound energy is the energy produced by vibrating objects, such as the noise made by a blender.