8. A pot of water on a stove is heated to boiling. Relative to its surroundings, is the system of
the pot of water on the stove open or closed
to the exchange of energy and matter?
A. The system is closed to energy but open to
matter, and it gains energy when the
molecules collide.
B. The system is closed to energy and matter,
and energy is lost in the form of thermal
energy to the air and pot.
C. The system is open to energy and matter,
and it loses thermal energy when it moves
from the system to its surroundings.
D. The system is open to energy but closed to
matter, and energy is destroyed when it
leaves the system and moves into its
surroundings.