A0.1 kg bouncy ball moves toward a brick wall with a speed of 11 m/s. after colliding with the wall, the ball travels at a speed of 8.8 m/s in the opposite direction. what is the magnitude of the impulse experience by the ball?

In this experiment, you will use a track, a toy car, and some washers to explore newton’s first two laws of motion. you will make observations and collect data regarding the motion of these objects. in the space below, write a general scientific question that you will answer by doing this experiment.

How does the image distance (di) of a convex lens compare with the image distance of a concave lens? a. the image distance of the convex lens is positive, and that of the concave lens is negative. b. both are negative for a virtual image. c. both are positive for a virtual image d. the image distance of the convex lens is negative, and that of the concave lens is positive.

Acar drives toward the right over the top of a hill, as shown below. which arrow represents the centripetal acceleration? w x y z