What is the velocity of a wave with a frequency of 6.5 Hz (waves/sec) and a wavelength of 0.20 m/wave?​

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

A1,700kg car is being used to give a 1,400kg car a push start by exerting a force of 140n the impulse on the smaller car during the 30.0s of contact is +670kg*m/s. what is the impulse of the smaller car on the larger car? -814 kg*m/s 0kg *m/s -670kg*m/s -550kg*m/s

Aboy with a mass 25 kg climbs into a small tree. he sits on a branch that is 2.o m above to the ground.what is his gravitational potential energy above the ground?