A key is placed in a hot oven and warmed to 100°C.As a result
A)the hole in the key becomes smaller.
B)the key is bent into an arc.
C)the key becomes longer.
D)all of the above.

Name: A key is placed in a hot oven and warmed to 100°C.As a result A)the hole in the key becomes smaller. B)the key is bent into an arc. C)the key becomes longer. D)all of the above.
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Question

Quizplus · Accepted Answer

When heated, the key expands uniformly in all directions, making it longer. The hole in the key also expands, contrary to option A.

A Key Is Placed in a Hot Oven and Warmed