Large Arrays of Detectors Are Useful in Studying Cosmic Rays

question 29

Multiple Choice

Large arrays of detectors are useful in studying cosmic rays because

• A) cosmic ray showers move in slightly different directions than the primary cosmic rays from which they originate.
• B) cosmic rays are so rare.
• C) they help discriminate cosmic rays from unrelated background events.
• D) cosmic rays travel near the speed of light.

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