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science & mathematics
About stu
Member Since June 17, 2009
63 years old
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Q:
Refrigeration
when you compress a gas it gets hot, when you expand a gas it gets cold, I know why, but after searching the net, I have yet to ...
Submitted by
stu
7 months ago
.
6 answers
viewed 88 times
Last answer
posted 7 months ago by
neesee
Q:
Vortex seperation
when i stir a cup of tea, the floating tea leaves go to the center of the cup, but also sugar at the bottom of the cup goes to the ...
Submitted by
stu
7 months ago
.
1 answer
viewed 61 times
Last answer
posted 7 months ago by
dan
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