/u/Joeclu's posts in /r/askscience
If I dump spent coffee grounds in the same 2 meter by 2 meter plot of dirt for a year or two, then plant seeds and grow fruit or vegetables, would the food contain any caffiene? Would the caffiene in the soil impact the growth in any way?
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To get a visual of atoms vibrating faster at higher temperatures (if that is close to correct), can someone demonstrate (or explain) intensity of movement at higher temperatures if atoms were the size of jelly beans?
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If dark colors absorb thermal radiation more than light colors, why are car windows tinted with dark film rather than white film?
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