What energy comes from swinging a bat

A 1.0 kg rock is thrown straight upward with an initial speed of 8.0 m/s. What is its speed When it reaches a height of 1.6 m?

Explain how inertia and the shape of a loop counteract the force of gravity to keep riders from falling out when a roller coaster goes through a loop traveling upside down

Which force is most directly responsible for radioactive beta decay? electromagnetic force strong interaction gravitational interactions weak interaction

The fast server in women's tennis is Venus Williams, who recorded a serve of 130 mi/h (209 km/h) in 2007 If her racket pushed on the ball for a distance of 0.11 m, what was the average acceleration of the ball during her serve?

What do I due about strict teachers

The path of a beam of light from the sun to your eye when you are wearing sunglasses

The element that is most abundant in earth is

What is true about coal as an energy source

A car is moving with a speed of 22 m/s. The driver then brakes, and the car comes to a halt after 6.5 s. What is the distance covered by the car after the driver brakes, until it comes to a stop? A) 36 m B) 72 m C) 140 m D) 210 m

Which of the following best explains why an explosive charge in a cannon can cause a cannonball to fly out of the cannon with a high velocity? A. because chemical potential energy can convert to gravitational potential energy B.