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Runner up of Big Bang

Classical Mechanics Level 2

What is the source of the most powerful release of energy in the universe, second in scale only to the Big Bang?

Gamma-ray bursts Hydrogen bomb Solar flare Hypernova

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Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, interactive explorations.

Used and loved by over 7 million people

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

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by Hardik Siloiya

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