A solid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. (the cylindrical shell has light-weight spokes connecting the shell to the axle. A rope is wrapped around each cylinder and tied to a block. The blocks have the same mass and are held the same height above the ground, as shown in the figure (figure 1). Both blocks are released simultaneously. The ropes do not slip.

In the_ work-study program, college students who have financial needs can work part-time jobs to pay for education expenses. a stafford b university c federal d pell

Apopulation of deer mice was introduced into a desert ecosystem. being dark-colored, the deer mice stood out in the sand and were easy prey for predators. over a few years, the color of the mice changed from dark brown to light brown. what role does natural selection play in this example? a. the change of color camouflaged them, which them hunt better. b. the change of color enabled them to regulate their body temperature. c. the change of color allowed them to hide better from predators. d. the change of color made their bodies tolerant to the harsh desert sand. e. the change of color allowed them to deflect the excessive heat.

What is 7/81 as a percentage? round your answer to the nearest tenth of a percent.