Two flying fish have an inelastic collision while in mid-flight. One fish has a mass of 0.650 kg and a velocity of 15.0 m/s to the right; the other has a mass of 0.950 kg and a velocity of 13.5 m/s to the left. Find the change in their kinetic energy after the collision.

In the sport of parasailing, a person is attached to a rope being pulled by a boat while hanging from a parachute-like sail. a rider is towed at a constant speed by a rope that is at an angle of 15 ∘ from horizontal. the tension in the rope is 1900 n. the force of the sail on the rider is 30∘ from horizontal. what is the weight of the rider? express your answer with the appropriate units.

What’s #16 asking and how do i solve it?

Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?