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Unit 2: The Sun and Other Stars

Nuclear Fusion. Nuclear fusion is a process that combines the atomic nuclei of lighter elements to form heavier elements. In the case of our Sun, the two isotopes of hydrogen (deuterium and tritium) are combined (under tremendous pressure) to form helium. In the process of forming helium, energy i

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Unit 2: The Sun and Other Stars

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    1. Unit 2: The Sun and Other Stars Objective: E5.2C - Describe how nuclear fusion produces energy in the Sun. E5.2D - Describe how nuclear fusion and other processes in stars have led to the formation of all the other chemical elements.

    2. Nuclear Fusion Image is from the website: http://atropos.as.arizona.edu/aiz/teaching/a250/pp.htmlImage is from the website: http://atropos.as.arizona.edu/aiz/teaching/a250/pp.html

    3. Forming Elements from Nuclear Fusion Images are from the website: http://www.fas.org/irp/imint/docs/rst/Sect20/A7.htmlImages are from the website: http://www.fas.org/irp/imint/docs/rst/Sect20/A7.html

    4. Forming Other Elements Images are from the websites: http://imagine.gsfc.nasa.gov/docs/features/bios/stecker/stecker.html (left) and http://universe-review.ca/F14-nucleus.htm (right)Images are from the websites: http://imagine.gsfc.nasa.gov/docs/features/bios/stecker/stecker.html (left) and http://universe-review.ca/F14-nucleus.htm (right)

    5. Periodic Table of Elements

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