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Ch. 18 Physical SC

eighth grade- physical science ch. 18

QuestionAnswer
All magnets have? Two poles
Like magnets _______ each other repel
Opposite magnets ______ each other attract
All magnets are surrounded by? A magnetic field
Magnetic Fields can be shown with.... Magnetic field lines
A material is magnetic if.... its domains are alligned & it consists of iron
Iron, nickel, & cobalt group together in... domains !
Magnets can be classified as... ferromagnets, electromagnets, temporary, and permanent magnets
Earth is one big ________. magnet
_________is the interaction between electricity & magnetism electromagnetism
a coil of current carrying wire that produces a magnetic field? solenoid
an electromagnet is a solenoid with an iron core
Increasing the current or number of loops in a solenoid or electromagnet does wut.....................? increases the magnetic field
Created by: macieb090
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