Energy

EnergySarah Jones

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Kinetic Energy• The energy of motion.• All moving things have kinetic energy.

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Potential Energy• An object can store energy – this is dependent

on position.• Includes - gravitational, chemical and elastic

energy.

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Electrical Energy Kinetic Energy

Kinetic Energy Electrical Energy

Electrical Energy Sound Energy

Gravitational Energy Electrical Energy

Electrical Energy Heat Energy

Light Energy Electrical Energy

Elastic Energy Kinetic Energy

Chemical Energy Heat Energy

Gravitational Energy Kinetic Energy

Law of Conservation of Energy

• States that energy cannot be created or destroyed, just transformed from one form to another.

– Therefore, energy never ‘disappears’.

– Energy that is transferred to unwanted forms is wasted energy.

Television

Electrical Light, Sound and Heat

StereoElectrical Sound and Heat

Car Engine

Chemical Kinetic, Sound and Heat

Energy Transfers - Boardworks

Light BulbsElectrical Energy Light and Heat