Beta particles are more__________ and more ________ than alpha particles. These can travel through many sheets of _____.

On a paper mill there are sheets of _____ and these pass through the ____ ______ with a detector that reads them.
Some of these _________ aren't able to get through the paper.

The ______ the paper is the _____ Beta particles get through and so the count recorded by the counter goes ____. If these counts go really low it shows us that the paper is way too _____.

Annotate the diagram:

Worksheet

By
Govind Panesar

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