What causes an electric current in a wire?
A)Electric fields cause atoms to move in the wire.
B)Electrons flow because of electrical attraction and repulsion.
C)Electrons move because of heat.
D)Electrons build up in the wire and create a charge.

Question

What causes an electric current in a wire?
A)Electric fields cause atoms to move in the wire.
B)Electrons flow because of electrical attraction and repulsion.
C)Electrons move because of heat.
D)Electrons build up in the wire and create a charge.

anonymous · Answer

Do you see any that you can rule out real quick?  Why or why not?

anonymous · Answer

c) because electron cause heat

anonymous · Answer

What IS current flow?

anonymous · Answer

i don't know

anonymous · Answer

In your answer choices you have two different "things" that the writer is calling current flow.  The flow of electrons or the flow of atoms.  Do you know which one is correct?

anonymous · Answer

nope can u give me more of a hint

anonymous · Answer

http://www.youtube.com/watch?v=Y7Uqe6DyoRU