Modern Physics
Modern Physics
Quantum Effects
Photoelectric Effect in Zinc
PIRA: 7A10.10
Description: Discharge a clean zinc plate mounted on an electroscope with UV light.
Vibrating Circular Wire (Bohr’s Model)
PIRA: 7A50.40
Description: Excite a circular wire at audio frequencies by an electromagnet drive to produce standing waves. A model of the electrons and their vibrations.
Crookes’ Radiometer
PIRA: 7A55.30
Description: A pinwheel inside of a glass bulb with partial vacuum rotates due to infrared radiation pressure.
X – Ray Tube & Crystal
PIRA: 7A60.96
Description: Display only.
Atomic Physics
Line Spectra & Student Gratings
PIRA: 7B10.10
Description: Students view line sources through replica gratings.
Spectrum with a Prism
PIRA: 7B10.12
Color Filter Lamp & Student Gratings
PIRA: 7B10.15
Fluorescence
PIRA: 7B13.51
Description: Show many substances that fluoresce and phosphoresce in UV light, and can show short and long wavelengths.
Bohr Model (Oscillating Wire Ring)
PIRA: 7B50.11
Description: Excite a circular wire at audio frequencies by an electromagnet drive to produce standing waves.
Nuclear Physics
Geiger Counter & Samples
PIRA: 7D10.10
Cloud Chamber
PIRA: 7D30.60
Description: Can view the alpha, beta and gamma particles of a thorium welding rod in a very dense alcohol vapor.
Relativity