50 points! a supplier wants to make a profit by buying metal by weight at one altitude and selling it at the same price per pound weight at another altitude. the supplier should
a. buy at high altitude and sell at low altitude
b. buy at low altitude and sell at high altitude
c. disregard altitude because it makes no difference

Asolid 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 blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?

Sodium chloride, nacl, is formed when a sodium atom transfers its electron to a chlorine atom. the difference in charge between the two atoms creates a(n) attraction that bonds them together.

As the distance from a magnet increases, what happens to the magnet force?