Bob is running with instantaneous speed 2 m/s. If his mass is 40 kg, what is his kinetic energy?

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? ?

One form of energy can be another type of energy. a. created to form b. transformed into c. destroyed and then created to form

A2k pendulum has a speed of 1 m/s at a height of 1/2 meter