Question

Medal

Mechanical energy is transformed into heat energy when you rub your palms together.


True

False


2.The energy of a machine that is transformed into heat:



is destroyed

can always be used for additional work

usually cannot do any further work

can be transformed back into mechanical energy


3.Chemical energy is not a source of heat energy.


True

False

Answer 1

@lizzyrockefeller

Answer 2

1) true
2) not sure
3) false

Answer 3

okay thank you