Physics 104 Lecture Demonstrations
Fall 2007
Clint Sprott
Wednesday, September 5 (Electric Forces and Fields)
- Pith balls
- Rods and fur
- Plastic rod and stirrup
- 2 1-kg masses and meter stick
- Toepler-Holst (or Wimshurst) with irregular conductors
- Conductor with pith balls in and out
- Overhead projector with E and phi pictures
Monday, September 10 (Electrical Energy)
- Hair in E-field on overhead projector
- Van de Graaff generator and stool
- Electroscope
- Rubber ball
Wednesday, September 12 (Capacitance)
- Sample capacitors
- Exploding wire
- Table of dielectric constants
- Variation of voltage with plate separation
- Jacob's ladder
Monday, September 17 (Current and Resistance)
- Table of resistivities
- Ohm's law demo
- Light bulb and coil in liquid nitrogen
- Sample resistors
Wednesday, September 19 (Current and Resistance)
- Ohm's law board
- Sample galvanometers
Monday, September 24 (DC Circuits)
- Sample batteries
- Ohm's law board (again)
Wednesday, September 26 (DC Circuits)
- RC circuit with square wave on scope (exponential decay)
Monday, October 1 (Magnetism)
- Rabbit's fur and plastic rod
- Two bar magnets
- Compass needle
- Field patterns of magnets on overhead projector
- Force on wire carrying a current in magnetic field
- Horseshoe magnet and CRT
Wednesday, October 3 (Magnetism)
- Sample galvanometers (again)
- Oersted demo (current in wire and compass needle)
- Magnetic field of wires on overhead projector
- Force between parallel currents
- Solenoid
Monday, October 8 (Induced Voltage)
- Magnet and solenoid with electrometer
- AC and DC generators
- Jumping ring
- Can Crusher
- Induction demo (two solenoids with common iron core)
Wednesday, October 10 (Inductance)
- Sample inductors
- Transformer
- Eddy currents (with big electromagnet and metal plates)
- Large Tesla coil with Faraday cage
- Levitated ball
- Big electromagnet (to show switch opening arc)
Monday, October 15 (AC Circuits)
- Light bulb with inductor and movable iron core
- RLC circuit with sine wave on scope (resonance and phase)
- Transformers
Wednesday, October 17 (EM Waves)
- Chart of EM spectrum
- Hertz experiment
- Small Tesla coil and oscilloscope with antenna
- Old radio set transmitter
- Microwave source with polarizers
- Radiometer
Monday, October 22 (Reflection)
- Chart of EM spectrum
- Table of indices of refraction
- Plane mirrors
- Candle under water
- Prism rainbow
Wednesday, October 24 (Refraction)
- Light guides and fiber optics
- Total internal reflection
- Prism rainbow (again)
- Optics board
Monday, October 29 (Mirrors)
- Plane, concave, and convex mirrors
- Convex and concave lenses
- Light source and screen
- Optics board (again)
Wednesday, October 31 (Lenses)
- Light source
- Optics board (again)
Monday, November 5 (Interference and Diffraction)
- Film loop showing water wave interference (Byron 8560)
- Young's double-slit experiment on optical bench
- Soap-film interference
- Newton's rings
- Optical flats with sodium lamp
Wednesday, November 7 (Diffraction and Polarization)
- Optical bench with laser and apertures and gratings
- Poloroid sheets
Monday, November 12 (Relativity)
- Clock and meter stick
- 1-kg mass
- Flashlight
Wednesday, November 14 (Relativity)
Monday, November 19 (Quantum Physics)
- Blackbody curves on overhead
- Blackbody radiation
- Franck-Hertz experiment
- Prism rainbow on variac
Wednesday, November 21 (Quantum Physics)
- Photoelectric effect
- Line emission sources and hand-out gratings
Monday, November 26 (Atomic Physics)
Wednesday, November 28 (Atomic Physics)
- Periodic table (again)
- Laser (disassembled)
- Fluorescence and phosphorescence
Monday, December 3 (Nuclear Properties)
- Periodic table
- Overhead projector
Wednesday, December 5 (Nuclear Radiation)
- Peridodic table
- Geiger counter with radioactive sources
Monday,
December 10
(Nuclear Reactors)
- Periodic table
- Overhead projector
- Mousetrap chain reactor (if time to set up)
Wednesday, December 12 (Elementary Particles)
- Slides of accelerators
- Balloon
- Teaching evaluations