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Long term exposure to waves can cause sunburns and skin cancer. a) visible b) infrared c) gamma rays d) ultraviole
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Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this
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Chemistry, 22.06.2019 19:00
Which change to the system wood cause the freely-moving piston to lower?
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Glycerol has a density of 1.20 g/ml. how many ml are in 75 g of glycerol...
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