If mike is traveling on a bicycle to his cousins house , jason and he travels a total distance of 55m north and it took mike 30 minutes what is his velocity

Adouble-slit experiment is performed with light of wavelength 600 nm. the bright interference fringes are spaced 1.8 mm apart on the viewing screen.what will the fringe spacing be if the light is changed to a wavelength of 400 nm? ?

F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?

A2-kg bowling ball is 2.5 meters off the ground on a post when it falls. just before it reaches the ground, it is traveling 7 m/s. assuming that there is no air resistance, which statement is true?