Astudent jumps straight up from a diving board that is 3.1 m above the water and hits the water 2.4 seconds later. with what velocity did the student jump?

Awoman stands a distance d from a loud motor that emits sound uniformly in all directions. the sound intensity at her position is an uncomfortable 2.0×10-3 w/m2. at a distance 2.6 times as far from the motor, what are (a) the sound intensity and (b) the sound intensity level relative to the threshold of hearing?

Aregion of space in which a measurable gravitational force is indicated by the force exerted on a test mass is called

Observations show that interstellar clouds can have almost any shape and