Phase and Group velocity Precision apparatus uses sound waves to clearly show phase and group velocity concepts. Make precise measurements of the velocity of sound in three different liquids. Three measurement techniques allow characteristics to be examined
Replacement crystal board, Crystal: Ge Wafer, P type, Resistivity : 1 approx 10 ohm-cm, Crystal Size : 6x7 x 0.5mm (LxWxThickness), Orientation : <100>, Offset pot : Trim pot, Connection : 4mm safety socket, with adjusted Z pot, for Hall Effect SK006
X-ray goniometer, document angles on X-ray negatives, 180 deg head has two opposing scales marked in 2 1/2 deg increments, Black anodized aluminum with easy-to-read white radiopaque markings, size: 14 in
Nuclear Set of 30 Placement Sized Charts 16x 11inch, It describes basic nuclear processes and the modern picture of the nucleus and then applies them to the formation of the Universe
Universe II Poster Sized Chart, 30 x 21 Inch, The poster sized chart is good fit for bulletin boards and walls, Illustrates major stages in the evolution of the universe starting with the Big Bang, Provides a summary of modern cosmology
ParticleLarge Sized Chart 59x 42inch, inchcludinchg more about neutrinchos and a section on Unsolved Mysteries inchcludinchg dark matter and dark energy.