Added almost 5 years ago | 00:02:36 | 81720 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 over 4 years ago | 00:03:00 | 74320 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 6 years ago | 00:00:23 | 62317 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 5 years ago | 00:01:23 | 59413 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 almost 5 years ago | 00:03:05 | 56730 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 over 5 years ago | 00:01:16 | 56468 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 almost 5 years ago | 00:02:33 | 55041 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 almost 6 years ago | 00:02:00 | 54232 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 almost 5 years ago | 00:00:37 | 54039 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...
Added over 6 years ago | 00:04:32 | 53766 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...
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