Forms of Energy

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What is thermal energy?

Back

Thermal energy is the energy that comes from the heat of an object. It is the total kinetic energy of particles in a substance.

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What is light energy?

Back

Light energy is a form of energy that is visible to the human eye. It is produced by the vibrations of electrically charged particles.

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What is sound energy?

Back

Sound energy is the energy produced by vibrating sound waves. It travels through air, water, and solids.

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What is mechanical energy?

Back

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.

Front

What is the process of photosynthesis?

Back

Photosynthesis is the process by which green plants use sunlight to convert carbon dioxide and water into glucose and oxygen.

Front

What are the three main forms of energy?

Back

The three main forms of energy are thermal, light, and sound energy.

Front

How does thermal energy transfer?

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Thermal energy transfers through conduction, convection, and radiation.

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What is an example of light energy?

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An example of light energy is sunlight, which helps plants grow and provides warmth.

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What is an example of sound energy?

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An example of sound energy is music played on a guitar or the sound of a bell ringing.

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What is an example of mechanical energy?

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An example of mechanical energy is a moving car or a ball rolling down a hill.