Magnetism
Attraction or Repulsion Between magnetic poles
Magnetic Force
The area of magnetic force around a magnet
Magnetic Field
the relationship between electricity and magnetism
electromagnetism
The transfer of electrons from one uncharged object to another by rubbing them together is called
Friction
Give two examples of materials that are conductors
metal
copper
gold
silver
Any Material that attracts Iron and materials that contain iron
magnet
lines that map out the invisible magnetic field around a magnet
magnetic field lines
a solenoid with a magnetic core is called______
an electromagnet
The build up of electric charges in an object is called
static electricity
Give two examples of materials that make good insulators
rubber
glass
ceramic
The end of any magnet. All magnets have 2
Poles
Like ends of a magnet will
repel
Electromagnetic energy requires an iron core wrapped with _________
a metal coil, metal wire
The force between two charged objects is called
electric force
Will an open circuit power a light bulb?
No
A compass will always face which direction
North
A compass is used for
navigation, to find a location, for direction
The closer an object is to an electromagnet, the ____________ the electromagnetic force
stronger, greater
The continuous flow of electric charges to a material is called
Electric Current
a complete, unbroken path the electrons flow through is called_________
electric circuit
Opposite ends of a magnetic will___________
attract
The name of the device used in navigation
compass
An electromagnet requires two things. What are they
Magnets and electric energy
Energy can be transferred from one type to another. Give one example
electric plug powers a lamp
battery powers a speaker
water movement converts to electricty
The safest place to be during a lightening storm is where?
A car, because of rubber tires