PURPOSE: White light reflection hologram.
DESCRIPTION: The hologram is mounted at an angle and illuminated from above by a bright point source. It includes the configuration of the planets on April 26, 1832 and December 31, 1999. Why did they choose these dates?
REFERENCES: (PIRA 6Q10.00)
EQUIPMENT: White light reflection hologram "Orrery" with light.
SETUP TIME: None.
Go back to Lecture-Demonstration Home Page.