(energy input)

(energy output)

(matter input) (matter output)Plant Growth

Scale:

(energy input)

(energy output)

(matter input) (matter output)

Scale:

People Growth

(energy input)

(energy output)

(matter input) (matter output)

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Girl Running

(energy input)

(energy output)

(matter input) (matter output)

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Tree Decaying

(energy input)

(energy output)

(matter input) (matter output)

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Flame Burning

(energy input)

(energy output)

(matter input) (matter output)

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Car Running

(energy input)

(energy output)

(matter input) (matter output)

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Toy Car Running on Solar Cells

(energy input)

(energy output)

(matter input) (matter output)

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Toy Car Running on Battery

(energy input)

(energy output)

(matter input) (matter output)

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Radiometer

(energy input)

(energy output)

(matter input) (matter output)

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Flashlight

(energy input)

(energy output)

(matter input) (matter output)

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Combustion of methane

(energy input)

(energy output)

(matter input) (matter output)

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Weight loss

(energy input)

(energy output)

(matter input) (matter output)

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Digestion in animals

(energy input)

(energy output)

(matter input) (matter output)

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Cellular respiration

(energy input)

(energy output)

(matter input) (matter output)

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Photosynthesis

(energy input)

(energy output)

(matter input) (matter output)

Scale:

Animal movement

(energy input)

(energy output)

(matter input) (matter output)

Turbine: Gearbox

Wind Power Plant

Tu

rbin

e:

Bla

deElectric

generator

(energy input)

(energy output)

(matter input) (matter output)

Wind Power Plant

Turbine

Electric generator

(energy input)

(energy output)

(matter input) (matter output)

Fossil Fuel Fired Power Plants

Electric generator

Turbine

Processes: __

Scale: l

(energy input)

(energy output)

(matter input) (matter output)

Electric generator

Condenser

Nuclear Reactor

Steam

Nuclear Power Plants

(energy input)

(energy output)

(matter input) (matter output)

Geothermal Power Plant

(energy input)

(energy output)

(matter input) (matter output)

Solar Power Plant