3. Which of the following is not a part of an electric bell? 3. Gong
b. Hammer
c Soft iron bar
d. Heating element
of olor
electrons Calen
electric chann​

A1,200 kg car is accelerated at 3.7 m/s2. what force was needed to produce this acceleration? a. 4,440 n b. 324.3 n c. 4,388 n d. 304.3 n

Astone weighing 1.5 kilograms is resting on a rock at a height of 20 meters above the ground. the stone rolls down 10 meters and comes to rest on a patch of moss. the gravitational potential energy of the stone on the moss is joules.

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above