Approximately what core temperature is required before hydrogen fusion can begin in a star?
A) 10 million K
B) 10,000 K
C) 10 trillion K
D) 10 billion K
E) 1 billion K

Question

Quizplus · Accepted Answer

Hydrogen fusion can begin in a star at a core temperature of approximately 10 million K. At this temperature, hydrogen atoms have enough thermal energy to overcome their natural electrical repulsion and fuse to form helium nuclei.

Approximately What Core Temperature Is Required Before Hydrogen Fusion Can