Geiger Counter and Samples – 7D10.10

- A Geiger counter, with audible beep, is used to measure the activity of various objects, as well as the background.

Location: Jacobs B121 or B115

Range and Absorption – 7D10.60

- A radioactive source is placed on one side of a barrier holder and a Geiger counter on the other. Barriers (lead, aluminum, and cardboard) are added until the counts vanish.

Location: Jacobs B121 or B115