What energy change happens when the toaster to the right is plugged in?
a. Electrical energy turns into chemical energy
b. Light energy turns into electrical energy
c. Electrical energy turns into potential energy
d. Electrical energy turns into thermal energy

D.

Explanation:

First, a toaster uses electrical energy. Then, it uses this electrical energy and the mechanical energy of you pushing on the lever to produce thermal energy, or heat, and sound as the object in the toaster pops up.

d is the correct answer

in physics zero. in muscle fatigue could be high