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Physics > Atoms > Flashcards

Atoms Flashcards

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Physics 101 flashcards AP® Physics flashcards
1
Q

How did our understanding of the atom to change

A

Scientists discovering new experiments

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2
Q

What did JJ Thomson discover

A

Electron

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3
Q

What is the half life of a radioactive isotope

A

Average time taken for number of nuclei of the radioactive isotope in sane for halve

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4
Q

Radioactive decay is…

A

A random process

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5
Q

What measures the activity of a radioactive source

A

Becquerel (Bq)

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6
Q

The activity of a radioactive source is the rate at which..

A

It’s unstable nuclei decay

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Physics (5 decks)

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