If divers rise to quickly from deep dive, they get a condition called "the bends" which is caused by the expansion of very small nitrogen bubbles in a divers blood is 15ml and the inital pressure is 12.75 atm, what is the volume of the bubbles when the diver has surfaced to 1.00 atm pressure

Bone-strengthening physical activity done increases bone-mineral content and bone density in youth.

Suppose that a comet that was seen in 563 a.d. by chinese astronomers was spotted again in year 1951. assume the time between observations is the period of the comet and take its eccentricity as 0.986. what are (a) the semimajor axis of the comet's orbit and (b) its greatest distance from the sun?

Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct