How was the atom first Discoveres and what was it discovered in???

Question

Hi everyone especially all u scientists
Right i am having huge difficulties with this question i have 3 hours to find an answer and its proving really tough so the quicker you answer the quicker i choose best answer mind you it has to be a good answer
cheers

Answer 1

Look up Hans Geiger and Ernest Marsden (they devised and conducted the experiment) and Ernest Rutherford (he is the one who explained its results):

http://en.wikipedia.org/wiki/Rutherford_scattering
http://en.wikipedia.org/wiki/Geiger-Marsden_experiment