Chris and Austin wrapping the copper wire to make the voice coil.
Technology Students Hear the Music
Students make their own speakers
by Heidi Rethmeier | Friday, September 5, 2008
Can you really make a speaker out of just a Styrofoam cup,
copper wire and a magnet? Designing with Technology students
found out it really does work. After studying electricity and
the corresponding magnetic effects, the students built their own
speakers and hooked them up to a radio to make music. We
disconnected . . .
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3
The Sonic Rangers
Physics students have started the year
analyzing the basics of motion. To aid their learning we
spent several days outside using hand held sonic rangers attached
to the calculator to map their speed and movement. Activities
. . .
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