Look at Ivan’s check register. Ivan spent $158.29 on groceries. He then transferred $250 to his savings account. A check register. A is the amount debited for groceries. D is the amount debited for a transfer. The letter represents where the amount of $158.29 should be written. The letter represents where the amount of $250 should be written.

Ateacher attaches a ball to a meter long string and whirls it around in a horizontal circle at constant speed. the teacher explains that the string is what makes the ball go in a circle. why is the string necessary? a) the string is needed to apply a torque to the ball. b) the string is needed to push on the ball to get it up to speed. c) circle motion requires an inertia which is provided by the string. d) circle motion requires a force to give it a centripetal acceleratio