Answer the following question: Fact 1: Adoorbell converts electrical energy into sound. Fact 2: After a beat, the door chime sounds. Given the two facts above, what does a doorbell convert electrical energy into?

Choose from:
(1). light
(2). heat
(3). energy
(4). a shockwave
(5). organ
(6). messengers
(7). waves
(8). a chime
Answer:
(8).