A waterwheel built in Hamah, Syria, has a radius of 24 m. If the tangential velocity at the wheel’s edge is 12 m/s, what is the centripetal acceleration of the wheel?

Which of the following is considered to be a vector?               a.  temperature    b.  velocity    c.  time    d.  mass

Polly is pushing a box across the floor with a force of 30 n. the force of gravity is –8 n, and the normal force is 8 n. which value could describe the force of friction if polly could not move the box?

You have a pick-up truck that weighed 4,000 pounds when it was new. you are modifying it to increase its ground clearance. when you are finished