Aball is thrown downward from the top of a 55.0 m tower with an initial speed of 11.0 m/s. assuming negligible air resistance, what is the speed of the ball just before hitting the ground?

Jason is a body builder. despite being more fit, he weighs more than his brother ryan, who is the same height. which is a possible reason? a. jason has more muscle mass than ryan does. b. jason has more body fat than ryan does. c. jason has more muscle mass and body fat than ryan does d. jason has less body fat than ryan does.

The pressure proportional to the area a- inversely b- directly c- increase d-decrease

Calculate the numbers of photons having a wavelength of 10.0 mm required to produce 1.0 kj of energycalculate the numbers of photons having a wavelength of 10.0 mm required to produce 1.0 kj of energy