nanoparticles
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9 Terms
1
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what is the diameter of coarse particles (PM10)?
between 1 x 10^-5 m and 2.5 x 10^-6 m
2
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what is the diameter of fine particles (PM2.5)?
between 1 x 10^-7 and 2.5 x 10^-6
3
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what is the diameter of nanoparticles?
between 1 x 10^-9 and 1 x 10^-7
4
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how much is 1 mm (millimetre) in metres?
1 x 10^-3
5
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how much is 1 µm (micrometres) in metres?
1 x 10^-6
6
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how much is 1 nm (nanometres) in metres?
1 x 10^-9
7
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how do you find the surface area of an object?
area of one face x number of sides
8
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how do you find the volume of an object?
length x width x height
9
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how do you find the surface area : volume ratio of an object?
surface area x volume
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Flashcards (21)