Radioactivity Flashcards by Marcus Hayes | Brainscape

Q

Whats alpha stopped by?

A

3-15mm air / paper

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Q

What is beta stopped by

A

1-3 mm aluminium

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Q

What is gamma stopped by

A

2.5 cm lead

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Q

What is alpha

A

Helium nucleus

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Q

What is beta

A

Very fast electron

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Q

What is gamma

A

Electromagnetic radiation

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Q

Alpha electromagnetic charge

A

+2

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Q

Beta electromagnetic charge

A

-1

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Q

Electromagnetic charge gamme

A

0

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