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24 Cards in this Set
- Front
- Back
A parallel circuit is a circuit with
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more than one path for an electric current.
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A series circuit is a circuit with
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only one path for an electric current.
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An electromagnet is an arrangement of
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wire wrapped around a core or wire.
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A circuit is a path
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made for an electric current.
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An electric field is the
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space around an object where electric forces occur.
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A charge is the measurement of an
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of an object extra positive or negative particles.
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A magnetic field is the
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space around a magnet where the force of the magnet acts.
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A resistor is the material -------- but does not stop the flow of electric current.
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resists.
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Static Electricity is the charge that
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stays on an object.
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An isulator is the material that
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an electric current can't easily pass through.
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A conductor is the material that
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an electric current can pass through easily.
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Magnet poles
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Are the ends of the magnet.
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A magnet is an object that
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attracts things made of iron and steel.
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An electric cell supplies ------ to move chargees through a circuit
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energy
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An electric current is
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the flow of elctric charges.
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A circuit with three bulbs and one battery in a circle is a
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series circuit.
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If a bulb burns out in a series circuit, then
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no other bulbs will light.
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One good way NOT to control an electromagnet is
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to heat or cool it.
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Magnets attract to each other
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at opposite poles.
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Copper wire in a circuit conducts
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elctricity.
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When two objects both have positive charges they
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repel each other.
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Electromagnets in motors are used to cause
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motion.
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A bar magnets pull is strongest at
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both poles.
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An object hads a negative charge if it has more -------particals than positive charges.
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negative
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