Explain what happens during a supernova, what features it produces, and the process of nucleosynthesis
Q: Why does a type Ia supernova explode? in two sentences.
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Q: Why don’t all supernova remnants contain pulsars? a. All supernova remnants do contain pulsars.…
A: As we know that pulsar are fast spinning neutron stars. When there is a explosion in a star at the…
Q: 2. Explain the different mechanisms that power the internal heating of a giant star, a main sequence…
A: Question : Explain the different mechanisms that power the internal heating of a…
Q: The two types of cycles proposed in the stars for fusion are ________ a) p-p cycle and p-e cycle…
A: Option b
Q: Where does gold (the element) come from? A. It is produced during the supernova explosions of…
A:
Q: Two stars are in a closely orbiting binary system. The smaller star (a K-type main sequence star)…
A: The correct option. Following the mass transfer, which of the following is now true of the main…
Q: Put in order, from earliest to latest, the sequence of events that lead to a star becoming a red…
A: When a star runs out of hydrogen fuel, nuclear reactions can no longer happen and the star starts…
Q: What is the heaviest element likely to be produced in fusion processes in stars?
A: iron is the heaviest element stars can make.
Q: This star has a mass of 3.3 MSun. What is the main sequence lifetime of this star? You may assume…
A:
Q: Calculate the exchange arc for
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Q: Neutrinos are experimentally determined to have an extremely small mass. Huge numbers of neutrinos…
A: A neutrino may be a sub-atomic particle, which is emitted during the decay. It can uncharged…
Q: Explain what makes the planetary nebula glow and what makes the supernova remnant glow. Which of…
A: Planetary nebulae and supernova remnants are both glowing celestial objects in space, but they are…
Q: Why does helium fusion require a higher temperature than hydrogen fusion?
A: Fusion is the process by which two light atomic nuclei combine to form a single heavier one while…
Q: a) At solar maximum sunspots might cover up to 0.4% of the total area of the Sun. If the sunspots…
A: At solar maximum sunspot might cover up to 0.4% of the total area of the sun. We are asked to…
Q: Explain how supernovae produce neutron stars and pulsars.
A: Neutron stars are city size stellar objects with a mass of about 1.4 times that of the Sun.When…
Q: A supernova occurs 140,000 light years from Earth, where a neutron star of mass 1.6 solar masses and…
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Q: dP dr GM(r)p(r) p2
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Q: The sun produces energy from matter in its core through the process of
A: We need to name the process in which the sun produces energy from matter in its core.
Q: Which of the following nuclear fuels does a one-solar-mass star use over the course of its entire…
A: Required : Elements formed in 1 solar mass star.
Q: The average density of the sun is 1. 4 g/cm3 What do you expect the density to be at 0.25 of Rsun?…
A: Given: The average density of the sun is ρs = 1.4 g/cm3 The radius of the sun is R = 6.9634 x 105 km…
Q: When two stars are in the same star system, they can affect each other’s evolution. Two stars in the…
A: Two stars in the same system might evolve at a different pace, depending on their distances in the…
Q: A helium flash occurs a. because helium is very explosive and cannot be controlled when the…
A: Required : Why does the helium flash occur.
Q: The shock wave produced by the supernova expended from the center and is currently at the edge of…
A: Given: The supernova explosion created the shock wave, and the current location is at the edge of…
Q: Order the sequence of events that occur when a start with roughly the mass of the Sun exhausts the…
A: A star that is roughly the size of our Sun is called a medium star, or mid-size star.When most of…
Q: Explain in detail the carbon-nitrogen-oxygen fusion chain that occurs in the center of the Sun
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Q: Use the Virial Theorem to estimate the temperature in the core of the Sun
A: Definition: Virial theorem states that when a system is in one equilibrium state and changes to…
Q: What is the difference between type I and type II supernovae
A: To determine Difference between type I and type II supernovae
Q: An object was discovered on Feb. 24.37 UT (position R.A. = 5h35m.8, Decl. = -69 18'), obtained m =…
A: Absolute magnitude and apparent magnitude of any stellar object are related as M=m-2.5logd102M is…
Q: Describe the reaction that powers the sun during its main sequence lifetime. Be sure to include the…
A: The sun is powered by nuclear fusion, a process in which atomic nuclei combine to form a heavier…
Q: planetary nebula expands at 38 km/s. How far will it expand (in km) in 3 million years?
A: Here given nebula is expanding with given speed. As in 1 sec nebula expands 38 Km, In 3 million…
Q: A planetary nebula expands at 32 km/s. How far will it expand (in km) in 0.6 million years?
A: Expansion rate of the Nebula: It can be defined as the distance up to which the nebula expands in a…
Q: Which of the following is the least likely reason that astronomers consider supernova 1987A so…
A: Supernova 1987A is one of the most studied and significant supernovae in modern astronomy. It was a…
Q: a)What type of supernova is most luminous in light? (b) What kind of star results in such an…
A: a) Supernova is an astronomical event take place when a white dwarf star exploded. When the white…
Q: The sun will eventually cease fusing nuclei in it interior and will then be dead what general term…
A: When the fusion in the core of sun ceases but still illumines due to helium carbon transformation,…
Q: Calculate the exchange arc
A:
Q: What is fusion? How does it happen inside a star?
A: Nuclear fusion is the process by which two light atomic nuclei combine to form a single heavier one…
Q: he energy in the Sun currently is provided by a process that combines two hydrogen atoms to form one…
A: Option C is the right answer Nuclear fusion.
Q: During the collapse of a supernova explosion, calculate the change in gravitational potential hergy…
A: During explosion of supernova, the gravitational potential energy of the core is lost, hence the…
Q: What determines the mass distribution of forming stars, the initial mass function (IMF
A: Stars are formed when gas, giant clouds, dust etc. present abundantly in space come together due to…
Q: Explain why massive stars evolve faster?
A: Stars are formed in the interstellar medium. The interstellar medium contains hydrogen and helium…
Q: 1) a) Calculate the Jeans length for the dense core of a giant molecular cloud with T=10 K, n =…
A: To answer: a) Calculate the Jeans length for the dense core of a giant molecular cloud with T=10 K,…
Q: A main sequence star of mass 25 M⊙has a luminosity of approximately 80,000 L⊙. a. At what rate DOES…
A: Given information: The mass of the star (m) = 25M⊙ The luminosity of the star (L) = 80000L⊙ part a):…
Explain what happens during a supernova, what features it produces, and the process of nucleosynthesis
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