Electric Charge & Static Electricity
a fundamental property that leads to the electromagnetic interactions among particles that make up matter
What is electric charge?
Electric units are expressed in units called.
Parts of an electric current?
What is energy source, electrical condutor, and load?
Comes from minerals in the Earth.
What is magentism?
Results when electric currents and magnetic fields attract with each other.
What is electromaagnetism?
The build up of electric charge on an object
What static electricity?
Charges flow in the same direction.
What is direct current?
A circuit in which the parts are joined one after another such that the current in each part is the same
What is a series circuit?
Can produce electricity to make a magnet.
What is moving electrons?
Physicist that accidentally discovered the realationship between electricty and magnetism.
Who is Hans Christian Oerstead of Denmark?
Material through which charges can move freely.
What is an electrical conductor?
Charges repeatedly shift from flowing in one direction to flowing in reverse direction?
What is alternating current?
Electric charges have more than one path they can follow
What is a parallel circuit?
Works because the Earth s magnetic.
What is a compass?
A coil of wire that carries an electric current.
What is a solenoid?
Material through which charges cannot move easily?
What is an electrical insulator?
The amount of work required to move each unit of charge between two points?
What is voltage?
Lightning strikes the rod and is conducted along a metal pathway into the ground.
What is a lightning rod?
The Earth's what is magnetic.
What is the Earth's core?
Use induction to change mechanical energy into electrical energy.
What is electrical generator?
A way of rearranging the charges within an object without touching it.
What is induction?
What happens to the electric current in a wire as voltage is increased?
What is, electric current increases?
A complete closed path through which electric charges can flow.
What is an electric circuit?
Solar winds glowing at the North Pole.
What is Aurora Borealis?
What is ann example of a very poor conductor?
What is pure water?