Written by the Fiveable Content Team โข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated September 2025
Definition
The weak nuclear force is one of the four fundamental forces in nature that governs interactions between subatomic particles. It is responsible for certain types of radioactive decay and plays a role in the fusion reactions happening inside stars.