The initial speed of a body is 2.98 m/s. what is its speed after 1.6 s if it accelerates uniformly at 2.51 m/s^2?
answer in units of m/s
what is its speed after 1.6 s if it accelerates uniformly at −2.51 m/s^2?
answer in units of m/s

Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?

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.

The ability to make things happen is also called a. heat b. force c. matter d. energy