If the average kinetic energy of substance A’s molecules is higher than the average kinetic energy of substance B’s molecules:

Thermal energy will be transferred from substance B to substance A.

The temperature of substance B will be higher than substance A.

Heat will transfer from substance A to substance B.

The temperature of substance A is lower than that of substance B.
@Abmon98

Question

If the average kinetic energy of substance A’s molecules is higher than the average kinetic energy of substance B’s molecules:
 
   
Thermal energy will be transferred from substance B to substance A.
 
   
The temperature of substance B will be higher than substance A.
 
   
Heat will transfer from substance A to substance B.
 
   
The temperature of substance A is lower than that of substance B.
 @Abmon98

anonymous · Answer

@amistre64

rogue · Answer

Choice B.

Temperature is a measure of average kinetic energy.  Hence, if the molecules in a substance have greater average kinetic energy, the substance has a higher temperature.