Which of the following are changing when a change of state is occurring?

( select all that apply.)

a. temperature change
b. amount of intermolecular bonds
c. vibration of particles
d. position of particles

conduction is the transfer of thermal energy (heat in transfer) due to collisions between the molecules in the object. collisions between adjacent atoms and molecules transfer kinetic energy from the warmer to the cooler object. the objects must be in physical contact.