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11 Cards in this Set
- Front
- Back
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what is the gold scatter experiment? |
when alfa particles are are shot at a gold sheet and if it hits a nucleus it bounces back |
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in the gold scatter experiement how do they no that the nucleus is small? |
because most ov the alfa particles who can go strait through |
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who came up wiv the plum pudding theory |
thompson |
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describe the nucleus in gold scatter experiment |
small , dense and positively charge |
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who came up with the gold scatter experiment |
rutheford marsden giger |
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what is a alfa partical |
helium nucleau, 2 protons /neutrons they are big,heavy and slow moving, they dont penetrate far into materials |
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what are beta particals |
are electrons , small and negatively charged,they travel far in air ,they are moderately ionising |
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what are beta particals |
are electrons , small and negatively charged,they travel far in air ,they are moderately ionising |
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what is a gammar partical |
have very short wavelength electromagnetic waves penetrate far in materials week ionising they cause damage |
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what are beta particals |
are electrons , small and negatively charged,they travel far in air ,they are moderately ionising |
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what is a gammar partical |
have very short wavelength electromagnetic waves penetrate far in materials week ionising they cause damage |
