Multiple Choice
Which of these items poses the greatest hazard to energy grids on Earth?
A) low-energy cosmic rays emitted by the Sun
B) X-rays originating from the Sun
C) gamma rays from active galactic nuclei
D) ultrahigh-energy cosmic rays
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q142: Which of these wave effects is electromagnetic?<br>A)
Q143: One difference between violet light and red
Q144: If two photons in a vacuum have
Q145: A particular reflecting telescope has an objective
Q146: Visible light occupies what position in the
Q148: Why do astronomers require measurements from at
Q149: One way to distinguish a star from
Q150: What is the main optical element of
Q151: What are the basic parts of a
Q152: What is the purpose of the glass