Abicycle tire is spinning clockwise at 2.10 rad/s. during a time period δt = 1.65 s, the tire is stopped and spun in the opposite (counterclockwise) direction, also at 2.10 rad/s. calculate the change in the tire's angular velocity δω and the tire's average angular acceleration αav. (indicate the direction with the signs of your answers.)

F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?

Asmall, positively charged ball is moved close to a large, positively charged ball. which describes how the small ball likely responds when it is released? it will move toward the large ball because like charges repel. it will move toward the large ball because like charges attract. it will move away from the large ball because like charges repel. it will move away from the large ball because like charges attract.

Which of the following is the phase that results when the moon is on the opposite side of the earth from the sun? a. quarter moon b. crescent moon c. new moon d. full moon