Changing the of the flow of electric current in a wire coil reverses an electromagnet's north and south poles.
A charge
B type
C direction
D shape

In a series circuit the __ is the same at every point

This is a form of winter precipitation. it is frozen precipitation falling as ice pellets. snowflakes melt into raindrops as they pass through a thin layer of warmer air. the raindrops then refreeze into particles of ice when they fall into a layer of sub-freezing air near the surface of the earth. this precipitation is called a) hail. b) rain. c) sleet. d) snow.

What is the largest meteoroid that has collided with this planet