circuit in which electric current can follow more than one path
circuit in which electric current follows only one path
a temporary magnet made by coiling wire around an iron core
to pull toward (opposites)
to push away (same)
more protons (+) than electrons (-)
more electrons (-) than protons (+)
The area of magnetic force around a magnet, the region around a magnet where the magnetic force is exerted
energy made available by the flow of electric charge through a conductor
energy in the form of moving waves of light
a form of energy that is transferred by a difference in temperature
navigational instrument for finding directions
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Your microphone is muted
For help fixing this issue, see this FAQ.