What experiment did j. j thomson do?
a. he suspended charged oil drops in chamber
b. he sent a cathode day between electrically charged metal plates.
c. he shot alpha particles through gold foil
d. he hit metal plates with light

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.

o conteúdo de calor de um sistema é igual à entalpia apenas para um sistema que é constante