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(Kelly of the Clue Crew demonstrates.) Dropping a penny into an already full glass of water doesn't cause it to spill because this elastic property at the rim contains the displaced volume |
surface tension
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$1,600 |
DJ |
SCIENCE |
2018-05-22 |
#7767 |
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(Kelly of the Clue Crew experiments with water and a paper clip.) Drop a paper clip into water, it sinks; drop it onto a paper towel, & because of the attraction of molecules of the same substance, called cohesion, this condition is created that seems to form a skin, allowing it tofloat |
surface tension
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$2,000 |
DJ |
SCIENCE CLASS |
2007-04-02 |
#5201 |
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2-word phrase for the property that allows the effect seen here: |
surface tension
DD
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$1,100 |
J |
SCIENCE CLASS |
1997-11-04 |
#3032 |