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4th Grade Science

Genevieve Pacada

on 7 March 2013

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Transcript of Magnetism

Magnetism Conclusion Magnet Particles of a magnet Particles of an eraser Permanent
Magnet What other examples can you think of? Temporary Magnet All magnets have two poles:

Like poles repel.
Unlike poles attract. CA Standards 1f:
Students know that magnets have two poles and that like pole repel and unlike poles attract. http://www.brainpop.com/science/motionsforcesandtime/magnetism/ Watch the video if you have a BrainPop account. an object that attracts certain metals object that keeps its magnetism
for a long time object that loses its magnetism
after a short time Can you turn a

into a magnet using ? Like Poles Unlike Poles N N S S Attract N N S S Repel Magnetic Field the space in which the force
of a magnet can act http://www.dailymotion.com/video/xlp2y7_bill-nye-magnetism_tech photo by daynoir photo by daynoir photo by daynoir photo by daynoir photo by daynoir photo by daynoir photo by daynoir
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