On a cold day, a concrete floor feels colder to the bear foot then a mat on the same floor because the

Assessment: WAEC SSCE - Physics - 2004 (Objective) Subject: Physics

Question 1 Report

On a cold day, a concrete floor feels colder to the bear foot then a mat on the same floor because the
Answer Details
A concrete floor feels colder to bare feet than a mat on the same floor because the concrete floor is a better conductor of heat than the mat. Heat flows from a warmer object to a colder object until they reach thermal equilibrium. When we stand on the floor, the heat from our body transfers to the surrounding area by conduction. Since concrete is a better conductor of heat than the mat, it takes more heat away from our feet, making the concrete floor feel colder. The mat, on the other hand, insulates our feet and does not conduct heat away from our feet as efficiently as the concrete floor. Therefore, it feels warmer than the concrete floor.

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