Kim runs at a constant speed of 3 m/s for 5 s. She then stops to rest for 5 s. What is her average speed over the whole 10 s?

Jessie ran 5000 meters from the cops and an average speed of 6 meters / second before he got caught . how long did he run?

Aball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. if the ball hits the floor with a speed of 2.40 m/s and rebounds with a speed of 1.70 m/s, determine the following. (a) magnitude of the change in the ball's momentum (let up be in the positive direction.)

Dao makes a table to identify the variables used in the equations for centripetal acceleration. what quantities belong in cells x and y?