An electromagnet works because

moving electrons generate magnetic forces
alternating current completes a circuit
a generator is powerful
electrons flow through copper wire

Which other elements contain the same number of outer electrons as sodium

The diagrams to the right show the distribution and arrangement of gas particles in two different containers. according to kinetic-molecular theory, which of the following statements is true? check all that apply. if the temperatures of both containers are equal, container a has greater pressure than container b. if the volume of container a decreased, its pressure would decrease. if the pressure in both containers is equal, container a has a lower temperature than container b.

Salt in oceans comes from and of rocks