Astudent and the waxed skis he is wearing
have a combined weight of 850 newtons. the skier
travels down a snow-covered hill and then glides
to the east across a snow-covered, horizontal
surface.
53 determine the magnitude of the normal force
exerted by the snow on the skis as the skier
glides across the horizontal surface.

Which of the following is a characteristic shared by both electron and light microscopes? a. they both employ the use of objective lenses. b. both microscopes require an internal camera to visualize the specimen. c. both microscopes have a resolving power of 0.01 nm. d. they both utilize white light to magnify the specimen.