During a construction of a building the lightning conductor was left hanging in the air by mistake would the lightning conductor be still effective why

What do the atoms of elements in the same group have in common? a. they have the same atomic numbers. b. they have the same average atomic masses. c. they have the same number of electron shells. d. they have the same number of electrons in their outermost shells.

Bonds within one water molecule are examples of

Aforce is a vector quantity because it has both?