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2011 Rutgers Faraday Children’s Lecture Crew
Joseph Reichert Jon
Mayes
Matt
Mettler Dave
Maiullo Mark Croft
Before the show
Chuck Keeton
All pictures provided courtesy of Steven Sinski
Kyle Narcoonis
Nidhi Joshii
Elana Resnick
Ashley Grandham
Megan Desai
Helium balloon fish drone
Jacob’s ladder demo
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Before the show
Cloud chamber Cosmic rays & smoke detector α-particle tracks
chaos demos
Buoyancy- density
Floating magnet by induced currents
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Force reaction force or momentum conservation.
Inertia objects at rest stay at rest.
large acceleration string breaks
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Pendulum: energy conservation
Chinese bowl
singing rods
singing glasses
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Standing waves on rope.
Flame tube standing waves.
breaking glass with sound
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Propagating vortex loop.
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Total internal reflection of green laser light.
Violet laser patterning on glow-in-the-dark toilet seat.
refraction of green laser light.
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Classic/Diet Coke – which floats and why?
Add salt both float.
Drum – pump air out and atmospheric pressure crushes it.
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Continuous “black body spectrum” from incandescent light bulb
hydrogen fluorescent light
What they saw.
ROY G BIV Red Orange Yellow Green Blue Indigo Violet
hot wire
Quantum energy levels of H
Audience observes light spectra with diffraction grating glasses. (light separated by wavelength)
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Rigel (T~11,000 K) Sirius
Orion Belt
Sword
Orion emission
Nebula
(red Balmer line)
Betelgeuse (T~3,200 K)
cool red star
hot blue stars
Orion constellation
& spectra
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Hydrogen balloons
2H2 +O2 2H2O + ENERGY
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Bernoulli’s Principal Floating
Bernoulli Ball
Why the physics department uses so much toilet paper.
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Liquid nitrogen: brittle flowers .
Liquid nitrogen: brittle banana .
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Liquid nitrogen cannon.
Liquid N2 shrinks helium balloon.
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Liquid nitrogen cannon.
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Magnetic field deflects electron beam to the side.
Pickle light.
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Eddy currents induced in aluminum disk when it hits the magnetic field.
Motional energy of disk is converted into the energy of the electrical current in the disk. So the disk slows down almost to a stop!
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Eddy currents induced in aluminum disk when it hits the magnetic field.
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Ring flinger.
Alternating current in the coil creates magnetic field that flips 120 times a sec. inducing current in disk.
Disk jumps out of changing magnetic field region.
Induced current lights bulb.
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Prof. Chuck Keeton in nail bed sandwich.
Bed of nails.
Dave’s favorite – breaking brick on a Professor on nail bed.
Evan Keeton
Chuck Keeton
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Force per nail demo.
Why professor doesn’t pop.