๐Ÿงฒap physics 2 review

E=mc^2

Written by the Fiveable Content Team โ€ข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโ€ขWritten by the Fiveable Content Team โ€ข Last updated September 2025

Definition

E=mc^2 is Einstein's famous equation that relates energy (E) to mass (m) and the speed of light (c). It states that energy is equal to mass multiplied by the square of the speed of light.

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