00:06:00
Centripetal force – how do we measure it?
A short video showing a simple classroom method of checking the way in which this force is related to mass, speed and radius.
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00:14:00
Going round in circles – how do we do it?
A presentation showing both the ideas about centripetal force and a simple classroom method of checking the way in which this force is related to mass, speed and radius.
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00:05:00
Measuring the speed of pulses
A short clip showing the experimental measurement of the speed of electrical pulses in a cable - a large fraction of the speed of light.
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00:09:00
Measuring the speed of sound
A presentation showing how to measure the speed of sound over a short distance on a laboratory table.
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