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Powers of Ten

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10-14 m A Uranium Nucleus

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10-13m Wavelength of electron

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10-12 m Wavelength of X Ray

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10-11 m

Radius of the Hydrogen Atom

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10-10 Width of Ice or Quartz Cell

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10-9 m Width of DNA Helix

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10-8m Thickness of Bacteria Flagellum

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10-7m Length of a Virus

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10-6m Diameter of a Bacteria

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10-5m diameter of a human red blood cell

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10-4m Length of a dust mite

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10-3 m

Thickness of a dime

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10-2m Width of a fingernail

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10-1 m Width of a hand

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100m Distance from floor to doorknob

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101 m Distance of a first down

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102m One side of a running track

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103 m The distance between the American extremity of the Niagara Falls and the Canadian extremity

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104 m Depth of the Mariana Trench

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105 m Length of Connecticut

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106 m length of California (north to south)

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107 m Distance from N. Pole to Equator

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108m diameter of Saturn

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109 m Diameter of the sun

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1010m One half the distance light travels in a minute

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1011m distance of the Sun to Venus

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1012m Distance from Sun to Saturn

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1013m Diameter of Solar System

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1014 m 10 x diameter of the Solar System

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1015 m Light Year

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1017m Distance from Earth to Vega

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1018m - Diameter of a Globular Cluster

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1019m Leo II Dwarf Galaxy

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1020m Diameter of Small Magellanic Cloud

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1021m Diameter of the disc of the Milky Way

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1022 m Distance to Andromeda Galaxy