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Q: What is the definition for protosun?
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Related questions

What is the key difference between a protosun and a sun?

what is the key difference between a protosun and the real sun?


What do the largest clumps surrounding the protosun begin to form?

what do the largest clumps surrounding the protosun to begin to form


Which term means Sun in the making?

Protosun


What is the difference between a sun and the protosun?

The protosun has not fully "ignited" meaning nuclear fusion is not stably providing the energy output of the star. Once ignition takes place, the central core of the sun will produce energy almost exclusively through fusion, creating enough energy and radiation to slowly wash away the nebulous gas surrounding the protosun revealing the sun itself.


What name is given to the concentration of mass that formed at the center of the solar nebula and eventually became the Sun?

The Protosun


What theory suggests that protoplanets began to form around the protosun from many collisions and combinations of gas and matter?

Nebular


What does protosun mean?

A protosun is a sun (star) that is still forming. It takes millions of years of solar winds and gravitational forces to gather and compress massive clouds of hydrogen to the point where it's gravity is powerful enough to cause nuclear fusion at it's core and "ignite" a new star.


What set off ongoing Nuclear Fusion in the sun?

Heat, derived from gravitational energy. The gravitational collapse of the original nebula of gas and dust produced very high temperatures and a "protosun". Eventually the protosun became a star (our Sun) when the nuclear fusion reactions began at temperatures of millions of degrees Celsius.


When did the protosun become the sun?

No our Sun is a fully formed Star. A Protostar is gas that is still acreeting matter (still collecting via gravtaional rotation) to form a star. And as a result they are not very bright as they have not condensed enough to start Nuclear Fusion.


Why is protosun not a star?

AnswerA proto star hasn't accumulated enough mass for the thermo-nuclear reacton to start, which would make it a star.To add to the above answer, most of the light that a protostar produces is due to the pressure from gravity. -Phil


Step by step of nebular hypothesis?

1) The solar nebula collapses; 2) The Spinning Nebula Flattens; 3) Condensation of Protosun and Protoplanets; 4) Massive expanding gas clouds; 5) Planetesimals collided and grew with other bodies; and 6) Nebulous clouds form.


What was definition's definition?

Definition is the same as meaning.