As light passes from air (n = 1.00) to an unknown medium (n = 1.34), the angle of refraction is 39° (exact number). Calculate the angle of incidence​

Increasing the pressure on one spot of a fluid will increase the pressure everywhere else in the fluid a. pascals principal b. archimedes' principal c. bernoulli's principal

On your wedding day your lover gives you a gold ring of mass 3.67 g. 48 years later its mass is 3.44 g. on the average how many atoms were abrated from the ring during each second of your marriage? the atomic mass of gold is 197 u. don't enter units

How much energy is supplied to each coulomb of charge that flows through a 12-v battery?