Magnet Items
What is a material or object that produces a magnet field?
A magnet
Do magnets attract all metals?
False. Magnets attract specific metals such as iron, cobalt and
What type of magnetism is formed by current flowing through an electric wire?
Electromagnet
A type of stone that was one of the first forms of natural magnets?
Loadstone
The law of magnetism states that ______ poles attract each other, while _________ poles repel each other.
Unlike
Like
An object that will attract iron, nickel, or
cobalt and that will produce an external
magnetic field
Magnet
Do magnets have poles?
Yes. North and south
Can an electromagnet be turned on and off?
Yes. Stop the current from flowing.
The invisible lines of magnetic force that surround a magnet are called?
Magnetic flux
A current carrying conductor wound into the shape of a coil is?
Solenoid
Name one type of magnet/
electromagnets or permanent magnets
Like poles attract or repelt?
Repel
Does a current flowing through a wire create a magnetic field?
Yes. This is what creates electromagnet.
As the distance between two magnets increase, the strength of the attraction between the magnets will:
increase or decrease
decrease
The small amount of magnetism that remains in an electromagnet after the circuit is de-energized is?
Residual
An invisible force that attracts or repels magnet materials/
Magnetism
Do unlike poles attract or repelt?
Attract
Name one way to create artificial magnets?
Electrical coil method
Stroking Method
A ________ exist around an energized conductor.
Magnetic field
Protection from a magnetic field by using an iron object is?
Magnetic shielding
Do North and South poles attract or repel
Attract. Unlike poles attract.
Are magnetic and electric fields related?
Yes
What is a current carrying conductor wound into the shape of a coil?
Solenoid
The angle of ________ is the angular measurement between true north and magnetic north?
Declination or variation
Resistance to a magnetic flux is called?
Reluctance