Discussion :: Physics
- Skating on ice is possible because
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A.
The surface of ice is smooth |
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B.
Ice is cold |
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C.
The pressure on the ice due to skate melts the ice by lowering its melting point forming a thin film of water |
|
D.
The pressure on the ice due to skate raises its melting point |
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Answer : Option C
Explanation :
Skating on ice is possible because the pressure on the ice due to skate melts the ice by lowering its melting point forming a thin film of water.
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