An 80-kg quarterback jumps straight up in the air right before throwing a 0.43-kg football horizontally at 15 m/s. how fast will he be moving backward just after releasing the ball? earth football air quarterback in system not in system

Determine el momento angular de un rueda de 3000g moviendose a 10m/s con un radio de giro de 400cm

Alarge cruise ship of mass 7.00 ✕ 107 kg has a speed of 11.6 m/s at some instant. (a) what is the ship's kinetic energy at this time? (b) how much work is required to stop it? (give the work done on the ship. include the sign of the value in your answer.) (c) what is the magnitude of the constant force required to stop it as it undergoes a displacement of 3.00 km?

Awave with a frequency of 500 hz is traveling at a speed of 100 m/s.what is the wavelength?