The Main Source of Cosmic Rays,the High-Energy Atomic Nuclei That

question 98

Multiple Choice

The main source of cosmic rays,the high-energy atomic nuclei that strike Earth's atmosphere from interstellar space,is believed to be:

• A) rotating, magnetized neutron stars.
• B) matter from accretion disks surrounding neutron stars and black holes.
• C) acceleration of nuclei by neutrinos during supernova explosions.
• D) supernova debris colliding with interstellar material.

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