Everyday Science MCQs
Q Primary cosmic rays are composed largely of very fast__________?
  • A A. Protons
  • B B. Neutrons
  • C C. Electrons
  • D D. Gamma rays
Previous The time taken by Sun to revolve around the center of o…
Next The Sun produces most of its energy by_____________?
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Word of the Day
15 Jul
Iterate
perform or utter repeatedly.
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