Physics
To convert temperature from Celcius to Kelvin scale, you must ________ the given temperature.

Add 273
Divide by 273
Multiply 273
Subtract 273

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Physics
Skating on ice is possible because

Ice is cold
The surface of ice is smooth
The pressure on the ice due to skate raises its melting point
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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