What was the problem described as the solar neutrino problem?

The solar neutrino problem, put simply, is the discrepancy that exists between the flux of neutrinos that we predict the sun to emit based on luminosity and energy, versus what we have detected on Earth.

Who solved the solar neutrino problem?

It was not until 2002, with the results from the underground Sudbury Neutrino Observatory (SNO) in Ontario, that physicists resolved this conundrum and thereby fully confirmed Eddington’s proposal. This is a preview. Make a selection below to access this issue.

Why was solving the solar neutrino problem so important?

It is important to observe the abundant low-energy solar neutrinos in order to test more precisely the theory of stellar evolution. We believe we can calculate the expected number of low energy neutrinos more accurately than we can calculate the number of high-energy neutrinos.

What is the solar neutrino problem group of answer choices?

The solar neutrino problem was the finding that the number of neutrinos observed from the Sun by early neutrino detectors was was about one third the number that had been predicted by the standard solar model.

How was the solar neutrino problem solved quizlet?

How was the solar neutrino problem solved? The solution to this problem is the finding that neutrinos oscillate between three different types as they travel through space between the Sun and the Earth.

Can we detect neutrinos?

The problem for physicists is that neutrinos are impossible to see and difficult to detect. … So that neutrinos aren’t confused with cosmic rays (subatomic particles from outer space that do not penetrate the earth), detectors are installed deep underground.

What have neutrino observatories revealed about the Sun?

Physicists have filled in the last missing detail of how nuclear fusion powers the Sun, by catching neutrinos emanating from the star’s core. The detection confirms decades-old theoretical predictions that some of the Sun’s energy is made by a chain of reactions involving carbon and nitrogen nuclei.

How did neutrino oscillation affect the detection of solar neutrinos by the Davis experiment?

How did neutrino oscillation affect the detection of solar neutrinos by the Davis experiment? Davis’s experiment collected approximately twice as many neutrinos as expected. Davis’s experiment collected approximately three times as many neutrinos as expected.

What role did South Dakota play in solving the solar neutrino problem?

That prompted Davis to build a neutrino collector — a tank holding 100,000 gallons of cleaning fluid — nearly a mile underground in South Dakota’s Homestake mine. … Just one-third of solar neutrinos made it to Earth in a form Davis could have detected. The solution netted its discoverers the 2002 Nobel Prize in physics.

What was the solar neutrino problem and how was it resolved?

In 2002, results from the Sudbury Neutrino Observatory, nearly 2,100 metres (6,900 feet) underground in the Creighton nickel mine near Sudbury, Ont., showed that the solar neutrinos did change their type and thus that the neutrino had a small mass. These results solved the solar neutrino problem.

What is neutrino antineutrino?

An antineutrino is the antiparticle partner of the neutrino, meaning that the antineutrino has the same mass but opposite “charge” of the neutrino. Although neutrinos are electromagnetically neutral (they have no electric charge and no magnetic moment), they may carry another kind of charge: lepton number.

Where do solar neutrinos come from?

Neutrinos are born during the process of nuclear fusion in the sun. In fusion, protons (the nucleus from the simplest element, hydrogen) fuse together to form a heavier element, helium. This releases neutrinos and energy that will eventually reach Earth as light and heat.

What happens if the Sun stops emitting neutrinos?

In summary: the only noticeable effect on human timescales would be the cessation of neutrino emission from the core. Over millions and then 100s of millions of years the Sun will contract and become much hotter.

What is the study of the Sun called?

The science of studying the Sun and its influence throughout the solar system is called heliophysics. The Sun is the largest object in our solar system. Its diameter is about 865,000 miles (1.4 million kilometers).

Do right handed neutrinos exist?

In particle physics, handedness is a quality that emerges from a particle’s mass and spin. As massless particles, neutrinos wouldn’t be able to change their handedness—but with mass, they can. … That means there can be this right-handed, sterile neutrino.”

What was the solution to the solar neutrino problem in the 1960’s?

The solar neutrino problem was resolved with an improved understanding of the properties of neutrinos. According to the Standard Model of particle physics, there are three flavors of neutrinos: electron neutrinos, muon neutrinos, and tau neutrinos.

Why are neutrinos created?

When the core of a massive star collapses, it crushes the protons and electrons together and neutrinos form. p + e → n + ν. The neutrinos pass straight through the collapsing star before the explosion takes place. This is why the neutrinos where detected before the supernova was visibly observed.

What do neutrinos tell us?

But the neutrinos tells us the current status. … Neutrinos interact via gravity, weak interaction, but not electromagnetic interaction. Because they are neutral, their mean free path is larger than that of charged particles. Neutrinos are produced during Proton-Proton reactions.