How is it possible to skate on ice without leaving trail behind?
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when u skate on ice and overcome the force of friction u generate energy or heat. This heat generated instantly melts the ice as a skater travels. But because of the refrigeration unit under ice, the section on which they just skated on, refreezes!
Answered by
14
Answer:It is not possible to skate on ice without leaving trail behind because the heat produced as a result of friction between the skates and ice , melts the ice . But the refrigeration unit placed below the skating ground again freez the melted ice and hence we see on trail.....
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