A circuit is constructed with a 4.00 V battery connected across a 1900.0 2 resistor. Determine the number of electrons that flow through the circuit per second.

A stone is thrown vertically upwards, reaches a highest point, and returns to the ground. When the stone is at the top of its path, its acceleration Select one: a. is directed downwards. b. is directed upwards. C. changes direction from upwards to downwards. d. is zero.

The gas pedal in a car is sometimes referred to as “the accelerator.” Which other controls on the vehicle can be used to produce acceleration? A. The brakes.                      B. The steering wheel. C. The gear shift.                  D. All of the above.

Questions below refers to a toy car which can move to the right or left on a horizontal surface along a straight line (the + distance axis). The positive direction is to the right. 0 + Different motions of the car are described below. Choose the letter (A to G) of the acceleration- time graph which corresponds to the motion of the car described in each statement. If you think that none is correct, answer choice J. A B C Ꭰ A с со e A с с о 1 A 1 0 Time Time Time Time E F G A с 1 с e J None of these graphs is correct. The car moves toward the right, slowing down at a steady rate. Time Time Time