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93020
Energy
Description
Physics Mind Map on Energy, created by niayes on 16/05/2013.
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physics
physics
Mind Map by
niayes
, updated more than 1 year ago
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Created by
niayes
over 11 years ago
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Resource summary
Energy
Conservation of energy
2500J Chemical energy
kinetic 1000J
heat 1000J
sound 500J
a car
NOTHING IS EVER 100% EFFICIENT. OFTEN HEAT IS WASTED ENERGY.
Energy can not be created or destroyed, it can only change into other forms.
Types of energy
Sound energy
Electrical energy
Light energy
Gravitational potential energy
Kinetic energy
Chemical energy
Thermal energy
Elastic potential energy
Sankey diagram for a lightbulb
Energy input 100%
Energy output 5%
Wasted energy 95%
NOT ENERGY EFFICIENT AT ALL
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