The solar wind is a stream of charged particles mostly?
- A. protons and electrons; flows out from the sun
- B. electrons; flows out from the sun
- C. protons; flows out from the sun
- D. protons and electrons; revolves around the sun
Explanation
Solar wind consists mainly of ionised hydrogen, meaning protons and electrons, streaming outward from the Sun. It is a flow away from the Sun, not a circulation around it.