Suppose that lisa walks her dog around the block for a little exercise. the block is 1 mile around. if she walks around the block once, what is her displacement? what is her distance?

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?

From the perspective of an employee that effective channeling of work related information and concerns

The discovery of the electron as a subatomic particle was a result of