Why Does Fusion Take Place at Very High Temperatures

question 1

Multiple Choice

Why does fusion take place at very high temperatures?

• A) Gamma rays, a product of fusion reactions, can only exist at very high temperatures.
• B) High temperatures and pressures are required to confine the hydrogen plasma so that fusion can take place.
• C) High temperatures mean high collisional velocities, which can allow protons to overcome their mutual electrical repulsion.
• D) High temperatures produce bluer, more energetic photons that are required to initiate the fusion reaction sequence.

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