The fuel tank of an airplane has a device that measures the fuel’s temperature. Before the airplane took off, the temperature of the fuel was 27°C. After the airplane had been flying for one hour, the temperature of the fuel had decreased to 3°C. Which of the following must have happened to the molecules of the fuel? I needd helppp ASAP A. The molecules got farther apart.
B. The molecules started moving slower.
C. The fuel gained cold molecules.
D. The molecules became smaller in size.