One complete revolution of earth around the sun takes about
a. one rotation.
b. one season.
c. one year.
d. one eclipse.

The mini-refrigerator fire was most likely caused by what type of wiring?

If a simple machine reduces the strength of a force, what must be increased?

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell