Stithsonianscience Electricity 2018-19
Basic vocabularly for a middle school unit covering static electricity, current electricity, and electromagnetism.
Terms in this set (19)
positive and negative
These are the two types of charges. All matter is made of these charges, which are parts of atoms.
Which are stronger, positive charges or negative charges.
same of both
Do objects usually contain more positive charges or more negative charges?
Type of electricity where charges jump and stop.
Type of electricity where charges flow steadily.
A complete path for electricity to flow.
turbine and generator
This device converts mechanical energy into electrical.
Materials electricity can flow through well.
Materials electricity cannot flow through well.
These safety devices have a low melting point metal in them that melts apart if too much electricity flows.
Newer homes have these safety devices to protect circuits from overheating. If too much electricity flows, a spring pushes a switch open.
This magnet is created when wire is wrapped around a magnetic core and electricity flows through the wire.
The electric force surrounding positive and negative charges.
What two opposite charges will do.
What two of the same charges will do.
Type of energy created by moving charges.
The safest place to be in a thunderstorm.
This device converts light energy into electrical.
This device converts chemical energy into electrical.