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Science Bowl Question

📅 NSB Round Robin 2009🎓 HS🔄 Round 15#️⃣ Question 8❓ TOSS-UP📝 Multiple Choice

To early astrophysical researchers, the Sun was originally found to emit about one-third of the expected amount of neutrinos. Which of the following BEST explains why:

W) about 66% of the neutrinos were deflected by the Earth's magnetic field
X) two-thirds of the neutrinos were too energetic to be detected
Y) neutrinos were changing flavor on their way to Earth
Z) original estimations of the numbers emitted by the Sun were incorrect
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