Science Flashcards
Is the pulling force contained in certain metals
Magnetism
Are attracted to substances such as iron steel or nickel
Magnets
Means that two objects pull toward each other
Attract
Means that two objects push away from each other
Repel
The area around a magnet is called a
Magnetic field
Acts like a magnet with two poles
Earth
Magnetic compasses use To show direction
Earth’s magnetic field
Electric cars. In them
Have magnets
Have two poles called North pole and south pole
All magnets
But the north pole of the magnet will repel the south pole of another magnet
The north pole of a magnet will attract the south pole of another magnet
Magnets got their name from
Magnesia a region in acent Grece
All magnets have , Pole Pole
Two poles north and south
Magnets have a high concentration of
Iron
The Ancient Chinese
Invented the first magnetic compass
Type of magnets are the ones used in many homes
Natural magnets
A is destroyed ship
Shipwreck
Are used in oceans to find and recover shipwrecks
Metal detectors
A famous shipwreck is the one from the Which hit in a iceberg and sank
Titanic
A measures the Earth’s magnetic field .
Magnetometer
The
Protects us from harmful particles from the sun
Magnetic field around the Earth
The occurs when fast-moving particles from Earth’s magnetic field and particles from the sun crash into Earth’s atmosphere
Aurora Borealis
The depends on the kind of sun particles and at what altitude they hit the atmosphere
Color of the Aurora Borealis
The dominant colors of the aurora borealis are
Red, green, blue and purple
