Two steel spheres are made of the same material and have the same diameter,but one is solid and the other is hollow.If their temperature is increased by the same amount
A) the solid sphere becomes bigger than the hollow one.
B) the hollow sphere becomes bigger than the solid one.
C) the two spheres remain of equal size.
D) the solid sphere becomes heavier and the hollow one becomes lighter.
E) the solid sphere becomes lighter and the hollow one becomes heavier.

Question

Quizplus · Accepted Answer

Both spheres expand uniformly due to thermal expansion, which depends on the material and the temperature change, not on the object being solid or hollow.

Two Steel Spheres Are Made of the Same Material and Have