How does atomic number relate to mass number

Apebble is thrown into a calm lake, ripples are formed from the center and move outward. the water particles in the lake travel in a circular pattern that moves up and down on the surface of a lake, and the energy travels a) diagonally. b) downward. c) horizontally. d) upward.

Name the non metal condut electricity

The dot diagram represents the motion of the motorcycle as it moves from left to right