SI Units - A Small Misunderstanding Illustration of Mars...

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A Small Misunderstanding Illustration of Mars Climate Orbiter
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SI Units Système International d’Unités A different base unit is used for each quantity.
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Derived unit: Volume Volume: measure of the amount of space occupied SI unit = cubic meter (m 3 ) commonly measure solid volume in cubic centimeters (cm 3 ) 1 mL = 0.001 L = 10 −3 L 1 mL = 1 cm 3 = 1cc What if your object is not square? π r 2 h 4 πr 3 3 r 3
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A unique characteristic Volume (mL) Mass (g) Mass (g) Volume (mL) 2 5.4 2.7 5 13.5 2.7 8 21.6 2.7 10 27 2.7 12 32.4 2.7 16 43.2 2.7 20 54 2.7 Aluminum metal Density = Mass (g) Volume (mL)
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Density of an unknown - identification Unknown #1 Volume 12 mL Mass 90.8065 g Density 7.6 g/mL Unknown #2 Volume 12 mL Mass 30.6816 g Density 2.6 g/mL Mass (g) Volume (mL) = density (g/mL) Density of Aluminum: 2.7 g/mL Density of Zinc: 7.1 g/mL Density of Steel: 7.6 g/mL Aluminum Zinc Steel
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Liquid and gas density
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Density For equal volumes, the denser object has larger mass. For equal masses, the denser object
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This note was uploaded on 11/08/2011 for the course CHM 2045 taught by Professor Geiger during the Fall '08 term at University of Central Florida.

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SI Units - A Small Misunderstanding Illustration of Mars...

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