A sound wave will not travel forever. a) What happens to a wavelength and amplitude if no energy is supplied to it?
b) what form of energy is the energy transferred into!

Which is not a step in the rock cycle?

How many neutrons does element x if it’s atomic number is 28 and its mass number is 87

Abird flies directly overhead from where you stand at an altitude of 300.0 m and at a speed horizontal to the ground of 20.0 m/s. the bird has a mass of 2.0 kg. the radius vector to the bird makes an angle \thetaθ with respect to the ground. the radius vector to the bird and its momentum vector lie in the xyxy-plane. what is the bird’s angular momentum about the point where you are standing?