A. Why do you want to spread yourself flat on thin ice?
B. A woman is wearing stiletto high heels with a surface area of 0.0001 square meters. Find the pressure exerted by the heel of her shoe if she weighs 50 N.
C. An elephant's feet have a surface area of 1 square meter. Find the pressure exerted if the elephant has a weight of 1000 N.
D. Would you rather have the woman in stilettos or the elephant step on your foot? Why?
Wednesday, October 1, 2008
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