How do you make a electromagnet repel medal

What is kinetic energy of 6 kg bowling ball if it is going 6.1 m/s

In batting practice a batter hits a ball that is sitting at rest on top of a post. The ball leaves the post with a horizontal speed of 30.0 m/s. How much work did the force applied by the bat do on the ball

In a period of 1.00 s, 5.00 x1023 nitrogen molecules strike a wall with an areaof8.00 cm2. If the molecules move with a speed of300 m/s and strike the wall head on in elastic collisions, what isthe pressure exerted on the wall?

Which of these correctly describes the work done on a book when a person lifts it vertically, at a constant speed? A. Negative work was done on the book because the book was displaced in the direction opposite to which the force was applied. B.

A free falling object experiences a unbalanced force true or false

A uniform cylinder of radius R and mass M is mounted so as to rotate freely about a horizontal axis that is parallel to, and a distance h from the central longitudinal axis of the cylinder.

A car accelerates from 3.5 m/s to 17 m/s in 4.5 seconds. Find the acceleration of the car in m/s2

At do we call the cells that are made as the end result of meiosis?

A force of 6.0 newtons changes the momentum of a moving object by 3.0 kilogramâ¢meters per second. how long did the force act on the mass?

What happens if you drop out of navy seals?