A major problem solved during the 1990s was the solar neutrino problem, in which only one-third the predicted number of neutrinos from the Sun were observed. Which of the following was its resolution?
W) Solar astronomers discovered that the solar core is smaller than was thought
X) Solar astronomers discovered a new nuclear reaction in the Sun's core
Y) Physicists discovered that neutrino flavors oscillate as they travel from the Sun
Z) Neutrino detectors were less sensitive than thought
✔️Answer:Y) PHYSICISTS DISCOVERED THAT NEUTRINO FLAVORS OSCILLATE AS THEY TRAVEL FROM THE SUN
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