Basic Properties of Magnets (Leaving Cert Physics): Flashcards
📚Flashcards
Practise the cards
13 cards from this deck
ShowHide
Practise the cards
13 cards from this deck
Lodestone
Lodestone
Iron ore that attracts iron, discovered by ancient Greeks
Four ferromagnetic materials
Four ferromagnetic materials
Iron, steel, nickel, cobalt
Example of non-magnetic metal
Example of non-magnetic metal
Copper or aluminium
Ferromagnetic materials
Ferromagnetic materials
Strongly attracted to magnets, can be magnetised
Magnetic poles
Magnetic poles
Regions of strongest magnetism at ends of bar magnet
Strongest part of bar magnet
Strongest part of bar magnet
The two ends (poles)
Suspended bar magnet aligns
Suspended bar magnet aligns
North-south
North-seeking pole points toward
North-seeking pole points toward
Earth's magnetic north
Like poles _____, unlike poles _____
Like poles _____, unlike poles _____
Repel, attract
Induced magnetism
Induced magnetism
Ferromagnetic material becomes magnetised near a magnet
Temporary magnet material
Temporary magnet material
Soft iron (loses magnetism quickly)
Permanent magnet material
Permanent magnet material
Steel (retains magnetism long time)
Magnetic field
Magnetic field
Region around magnet where effects can be detected