Tuesday, 13 March 2012

7.15 and 7.16 Plenary

PhET animation - alpha particle scattering

31 January 2012

13:34
>

Website

http://phet.colorado.edu/en/simulation/rutherford-scattering

7.15 and 7.16 Plenary

12 January 2012

10:24
>

Use "PhET animation - alpha particle scattering" to answer the following


1. [cid:image001.gif@01CD01E4.01C2D750] How are alpha particles deflected by the "Plum Pudding Model"
[cid:image002.gif@01CD01E4.01C2D750]

[cid:image003.jpg@01CD01E4.01C2D750]

2. How are alpha particles deflected by "Rutherford's Nuclear Model"

[cid:image004.jpg@01CD01E4.01C2D750]


3. What happens if you increase the speed of the alpha particles? Why?

[cid:image005.jpg@01CD01E4.01C2D750]


4. What happens if you increase the charge of the nucleus? Why?

[cid:image006.jpg@01CD01E4.01C2D750]


5. What happens if you increase the number of neutrons in the nucleus? Why?

[cid:image007.jpg@01CD01E4.01C2D750]

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