I've found this site that explains the usual misconceptions of physics. It's truly fabulous.
http://amasci.com/miscon/miscon4.html#grav
Water is totally colorless? No.
There's zero-gravity in space? No.
Cars and airplanes are slowed down by air friction? No.
Ben Franklin's kite was struck by lightning? No.
Filled and empty balloons demonstrate the weight of air? No.
Clouds, fogs and mists are water vapors? No.
Check it out for more.
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