Fission vs. Fusion. How Does the Sun Provide Energy? What’s Happening?
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Transcript of Fission vs. Fusion. How Does the Sun Provide Energy? What’s Happening?
Fissionvs.
Fusion
How Does the Sun Provide Energy? What’s
Happening?
Nuclear Fusion
of Hydrog
enFuse meansto add
together
Nuclear Fusion
Input =• 2 hydrogen
isotopes
Output =• 1 helium
nucleus• 1 neutron• energy
Fusion of Hydrogen
Nuclear Fission• Fission
means to split apart
• Bombard the nucleus with a neutron
• Nucleus splits
• 2-3 neutrons released
Release of Energy from Fission
What happens to the 2-3 neutrons
released in the fission process?
Nuclear Chain Reaction!+ A LOT of
Energy
Uranium Fission
Review
Detecting / Measuring
Radioactivity
Geiger Counter
Make-up of the Geiger Counter
Medical Uses - MRI
Medical Uses – Destroy Tumors
Uses for Radioactivity
Used to Produce Electricit
y
Atomic or Hydrogen Bombs
Used for Studying Astronomy