Added 6 years ago | 00:02:36 | 85996 views
Subatomic particles such as cosmic ray muons, alpha particles, and high energy electrons are striking our bodies all the time. In the cloud chamber, these particles ionize air molecules, creating delicate cloud trails by condensing supe...
Added 6 years ago | 00:03:00 | 82843 views
Two demonstrators sit at either end of a rotating platform and toss a ball back and forth. When viewed from the rest frame (when the camera is mounted to the ground), the ball follow a straight line but doesn't reach its target because ...
Added over 7 years ago | 00:00:23 | 65272 views
A large solenoid is connected to DC power through a knife switch. When the switch is closed, the current builds up to approximately 30 amps. When the switch is opened, the solenoid attempts to keep the current flowing, creating a huge...
Added over 6 years ago | 00:01:23 | 63872 views
In the electric field of a Van de Graaff generator, an unprotected Ben Franklin feels electrostatic forces. However, when a metal cage surrounds him, he is completely shielded against any electricity or electrostatic force. This is due...
Added 7 years ago | 00:01:16 | 63450 views
A stuffed monkey is suspended from a rod at one end of a lecture hall by an electromagnet. A golf ball gun aimed directly at the monkey cuts power to the electromagnet when fired. Thus, the monkey begins falling at the same instant th...
Added over 6 years ago | 00:02:33 | 61105 views
Rubbing the rim of a wine glass with a wet finger will cause it to resonate at its resonant frequency. The glass is placed in front of a speaker playing a sine wave, created by the function generator, of this same frequency. When the a...
Added 6 years ago | 00:03:05 | 59487 views
A ripple tank is placed above a mirror and a projection screen. A horizontal bar, whose frequency can be varied, taps the surface of the water and produces plane waves. The waves are incident on a barrier containing an adjustable openi...
Added 7 years ago | 00:02:00 | 58054 views
A 100 uF oil-filled capacitor is charged to 3 KV. This takes approximately 15 minutes, creating a charge on the capacitor that could be lethal. The capacitor is then discharged through a 12" length of 30 gauge bare iron wire.When the hi...
Added over 7 years ago | 00:04:32 | 56150 views
Researchers at MIT's Center for Environmental Health Sciences probe the relationship between genetics and environment in the development of illnesses such as lung cancer. A video produced by AMPS/MIT Libraries for the MIT Museum's class...
Added 6 years ago | 00:00:37 | 56047 views
Scot Frank is a co-inventor of SolSource, a portable solar concentrator that can be used for heating the home, cooking and electricity generation. It was created to withstand the high winds of remote mountainous regions. Scot Frank and f...
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