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Sound and Wave Apparatus for Physics in Middle Schools

Sound and Wave Apparatus for Physics in Middle Schools
side of the vibration source. The vibration source box consists of an electromagnet, a potentiometer, a vibrating pole, a vibrator.Within the internal frame, there is a large mirror at a 45º angle, ...

Mechanices

Mechanices
cases. As a force, friction depends on two external factors. One, Friction is dependent on the smoothness or roughness of the two surfaces between in contact with each other. When the surface is ...
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