Thomas goes into his room to do his homework. He turns on his desk lamp, which uses a 60- watt (60 W)light bulb. After an hour he finishes his homework and reaches to turn off the
lamp. When he touches the top of the lamp, he notices that it feels warm. Why does the top of
the lamp feel warm?* mm

Some of the electrical energy was changed to heat.
O Some of the electrical energy was destroyed.
The light bulb used more watts than it needed to.
The light bulb was faulty and did not work correctly.
W