A photon of wavelength 900nm behaves like a particle of massPhysics A. 5.53 x 10-36kg B. 0 kg. C. 2.46 x 10-36kg D. 1.84 x 10-44kg
Two automobiles are 150 kilometers apart and traveling toward each other. One automobile is moving at 60km/h and the other is moving at 40km/h mph. In how many hours will they meet?
The most fundamental of all sciences which provides basic principles and fundamental laws to other branches of science is
