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Physics: Radioactivity
Experiment with the radioactive markers and see how they affect the geiger counter. Try putting different materials between the radiation and geiger counter and see how they affect the reading.

Marker key

blue marker Blue

Geiger Counter

red marker Red

Paper

yellow marker Yellow

Foil

pink marker Pink

Lead

green marker Green

Alpha source

purple marker Purple

Beta source

oange marker Orange

Gamma source

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