Sciencespeaking topic
Why was it so surprising when Rutherford's gold foil experiment revealed that the atom is mostly empty space with a dense nucleus?
— Ernest Rutherford, the gold foil experiment and the atomic nucleus (1911)
practice with this topic
Set the timer (5-30 min), take 20 seconds of prep if you like, start talking. Jot your thoughts onto the sticky-note board.
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