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Published byMagnus Thomas Modified over 6 years ago
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Homework: #11 Generators: Produce an electric current when a coil of wire wrapped around an iron core is rotated near a magnet
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Socrative Warm Up Question:
Finish the sentence… The magnetic field is STRONGEST near ______________________.
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Simple Electric Motors
EQ: How does a simple electric motor work? Please type the EQ on your iPad. Tell me the EQ.
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On Socrative submit some different things that use motors
APK On Socrative submit some different things that use motors
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Simple Electric Motors
electrical energy -> mechanical energy 2 Parts: -1 electromagnet - 1 permanent magnet
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electrical, mechanical
Simple electric motors transform __________ energy into ___________ energy. electrical, mechanical
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Draw this in your notes.
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How does it work? The Electromagnet produces a magnetic field.
The permanent magnet has a magnetic field. When these two magnetic fields meet, the wire begins to spin. This wire can be attached to a SHAFT or to a blade (like on a fan).
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A motor can make… A fan spin A car engine work A hair dryer work
A vacuum cleaner work A dryer spin A washing machine spin
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Remember!!! The electricity makes the motor spin which makes the appliance work
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Video: http://www.youtube.com/watch?v=Q5YFhosQJ40
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FOLDABLE STAR PROJECT
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