What are the two fundamental ways energy and momentum are moved from one place to another?

Many machines- including inclined planes such as ramps- increase the strength of the force put into the machine but decrease the distance over which the force is applied.

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

In a stagnant pool of water, a crayfish may spend much of its time lying with one side of its carapace near the surface of the water. in this position, it will move the walking legs on that side in a rhythmic back-and-forth motion. explain the likely function of this behavior.