This force occurs when there is an attractive and repulsive force between two poles. Magnetic

Electric

Electromagnetism

which one is it ??

Wave functions describe orbitals in a hydrogen atom. each function is characterized by 3 quantum numbers: n, l, and ml. if the value of n = 2: the quantum number l can have values from to . the total number of orbitals possible at the n = 2 energy level is .

Lightning is an example of what phenomenon? a release of a large amount of energy an absorption of a large amount of energy a natural electric circuit a natural electric current

This is the number of complete movements of a wave per second.