Calculate volume of the swim bladder as a percent of the total volume of the fish in order to reduce the average density of the fish from 1:067g=cm3 to 1:026g=cm3.

Abearing is designed to a reduce friction b. support a load c.guide moving parts such as wheels, shafts and pivots d. all of the above

If y gets smaller as x gets bigger and y have an relationship?

Light traveling in water, nwater = 1.33, strikes a plastic block at an angle of incidence of 51.4°; part of the beam is reflected and part is refracted. if the index of refraction of the plastic is 2.0, what is the angle made by the reflected and refracted beams?