A human cannon ball is fired st an angle of 60 degrees and a speed of 25 m/s. If the net is locations 35 m in front of the cannon, how high in air should the net be placed so that the performer lands in the center of it?

While the ball flies through the air, which forces act on the ball? Neglect air resistance. While the ball flies through the air, which forces act on the ball? Neglect air resistance. (a) The force of the golf club acting on the ball.

Which of the following statements proves that scientific knowledge changed due to the discovery of the fossil of a hadrosaur in North Dakota? Hadrosaurs were better runners than earlier thought.

A car moving at 10 m/s crashes into a tree and stops in 0.26 s. calculate the force the seat belt exerts on a passenger in the car to bring him to a halt. the mass of the passenger is 70 kg

Suppose you measure a standing person's blood pressure by placing the cuff on his leg 0.560 m below the heart. calculate the pressures you would observe (in units of mm hg) if the pressure at the heart were 119 over 80 mm hg.

What would happen if you fell off a cliff about 300 feet above sea level?

What is the kinetic energy of a 2 kg snowball thrown through the air at 5 m/s?

A 5.00*105-kg subway train is brought to a stop from a speed of 0.500 m/s in 0.400 m by a large spring bumper at the end of its track. what is the force constant k of the spring

A moving object always has energy in its?

What is the volume of a box that is 12 cm long, 2 cm wide, and 3 cm high?

Suppose a child drives a bumper car head on into the side rail, which exerts a force of 4000 N on the car for 0.200 s. (a) What impulse is imparted by this force?