during a soccer game, the goalie kicks the ball out toward the other end of the field. it travels 60 yards in 8 seconds before landing on the ground. what is the velocity of the ball?

Immediately upon reaching its lowest point, a falling pendulum bob has its greatest amount of energy, which is the initial amount of potential energy. a. heat; less than b. heat; more than c. kinetic; less than d. kinetic; more than

If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?

A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.