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Thermal Equilibrium

APCHEM-XH6IGD

A piece of heated zinc is dropped into cold water. After some time, the temperature of both objects is equal.

Which of the following explains why?

A

As the zinc atoms collide with the water molecules, thermal energy is transferred from the zinc to the water.

B

As the zinc atoms collide with the water molecules, thermal energy is transferred from the water to the zinc.

C

As the zinc atoms collide with the water molecules, thermal energy is transferred to the surroundings.

D

As the zinc atoms collide with the water molecules, thermal energy is transferred to the system.