Question 1 a) The diagram below shows a plan view of the apparatus used by Rutherford and his team which led them to proposing the nuclear model of the atom. Alpha source in lead collimator Travelling microscope with phosphorescent screen Gold foil Describe how the apparatus was used to probe the microscopic structure of matter. [Suggested word count 150] b) Whilst the vast majority of alpha particles passed through the gold foil with little or no deviation, a small fraction of them were scattered through larger angles, some even backwards. Commenting on these findings Rutherford wrote "It was almost as incredible as if you fired a 15-inch shell at a piece of tissue paper and it came back and hit you." Explain the implications of Rutherford's results for models of atomic structure. [Suggested word count 150] [1.1]

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Question 1
a) The diagram below shows a plan view of the apparatus used by Rutherford and his team which led them to
proposing the nuclear model of the atom.
Alpha source in lead
collimator
Travelling microscope
with phosphorescent
screen
Gold foil
Describe how the apparatus was used to probe the microscopic structure of matter. [Suggested word count 150]
b) Whilst the vast majority of alpha particles passed through the gold foil with little or no deviation, a small
fraction of them were scattered through larger angles, some even backwards. Commenting on these findings
Rutherford wrote "It was almost as incredible as if you fired a 15-inch shell at a piece of tissue paper and it came
back and hit you."
Explain the implications of Rutherford's results for models of atomic structure. [Suggested word count 150] [1.1]
Transcribed Image Text:Question 1 a) The diagram below shows a plan view of the apparatus used by Rutherford and his team which led them to proposing the nuclear model of the atom. Alpha source in lead collimator Travelling microscope with phosphorescent screen Gold foil Describe how the apparatus was used to probe the microscopic structure of matter. [Suggested word count 150] b) Whilst the vast majority of alpha particles passed through the gold foil with little or no deviation, a small fraction of them were scattered through larger angles, some even backwards. Commenting on these findings Rutherford wrote "It was almost as incredible as if you fired a 15-inch shell at a piece of tissue paper and it came back and hit you." Explain the implications of Rutherford's results for models of atomic structure. [Suggested word count 150] [1.1]
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