Forms of energy

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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 causes a flashlight to feel warm when left on?

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A flashlight produces heat as well as light due to the electrical energy being converted into light energy and thermal energy.

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What type of energy is produced when sound waves travel through the air?

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Sound energy is produced by vibrating objects and travels through air (or other mediums) as sound waves.

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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 and is responsible for the sense of sight.

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What type of energy is used to cook food?

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Heat energy, also known as thermal energy, is used to cook food by transferring heat to the food.

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What is the relationship between energy and work?

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Work is done when energy is transferred from one system to another, and it is calculated as the force applied to an object times the distance the object moves.

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What are the two main forms of mechanical energy?

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The two main forms of mechanical energy are kinetic energy (energy of motion) and potential energy (stored energy based on position).

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How does sound energy travel?

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Sound energy travels through vibrations in a medium, such as air, water, or solids, creating waves that can be detected by our ears.

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What is the principle of conservation of energy?

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The principle of conservation of energy states that energy cannot be created or destroyed, only transformed from one form to another.

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What is thermal energy?

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Thermal energy is the total kinetic energy of particles in a substance, which is related to its temperature.

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