Heat is an exchange of internal energy from one system to another due to
OA.
one system being liquid and the other being solid.
OB.
one system being gas and the other being solid.
OC.
the systems having the same temperature.
OD.
a temperature difference between the systems.

Which phrase from "the pedestrian" convey bradbury's message that a tv-obsessed world is a place where people are disconnected from one another and reality? o a. the headlights of the police car made leonard mead feel like a museum specimen, needle thrust through chest." o b. leonard mead noticed that the cold air "cut the nose and made the lungs blaze like a christmas tree inside." o c. leonard mead "listened to the faint push of his soft shoes through autumn leaves with satisfaction." o d. people who watched tv felt "the gray or multicolored lights touching their faces, but never really touching them."