Why does nuclear fusion in the sun occur only near the center?
Q: nuclear fusion require high temperature
A: Nuclear fusion is a reaction in which two are more lighter nuclei combined to form one heavier…
Q: How and why does nuclear fusion happens
A: The process of fusion of two light nuclei into one heavy nucleus at very high temperature, is called…
Q: The solar wind carries mass away from the Sun at a rate of about 2 million ton/s (where 1 = 1000…
A: Sun is the star located at the center of our solar system and is a G-type main-sequence star (G2V).…
Q: i) Sun spots ______ Select one: Cause changes in the amount of back radiation that Earth emits…
A: i. The sunspots are the area in which the magnetic field is much greater than any other area of the…
Q: A loop of gas following the magnetic field lines between sunspots' poles is called a what? \
A: Given: A loop of gas following the magnetic field lines between sunspots' poles is called a what?
Q: Which of the following is least reasonable regarding energy production in the Sun? Group of answer…
A: The statement that is least reasonable regarding energy production in the Sun is:"Although the Sun…
Q: Where did the heaviest elements originate?
A: The heaviest elements originate when massive stars implode and explode thus creating a supernova.
Q: Through nuclear fusion reaction, the Sun and stars produce energy. True or false?
A:
Q: The radius of the Sun is 7x10⁸ m and its mass is 2x10³⁰kg.What is the density of the Sun (density =…
A:
Q: The solar wind carries mass away from the Sun at a rate of about 2 million ton/s (where 1 = 1000…
A: Solution:From the Astrophysical data book, the following data are obtained for the solar radiation…
Q: The energy produced from the Sun's core passes through Sun's layers and travels through empty space.…
A: Introduction: The three modes of heat transfer are conduction, convection, and radiation. The…
Q: What is the source of energy for the sun? O hydrogen fusion O nuclear fission of metals O internal…
A: In the given question we have to discuss about the source of energy for the sun.
Q: What are common sources of background radiation?
A: There can be many sources of background radiation.
Q: What is the ultimate source of energy that makes the sun shine ?
A: The sun's energy comes from thermonuclear fusion reactions. Due to the Sun's strong gravitational…
Q: The radius of the sun is approximately 700,000 kilometers. What is the volume of the sun
A:
Q: Using the concept of hydrostatic equilibrium, explain why the Sun does not collapse under the weight…
A: Hydrostatic equilibrium is the balance between the gravitational force and the pressure gradient…
Q: Why does convection develop about 70% of the way from the Sun's center to its surface?
A: Convection is defined as a form of energy transfer where the energy is carried by gas or liquids.
Q: In a typical solar oscillation, the Sun’s surface moves up or down with a speed of 0.1m/s . If you…
A: Given data *The Sun’s surface moves up or down with a speed is v = 0.1m/s *The given wavelength is…
Q: How does energy move in the Sun from where it is created to where the Sun emits that energy?
A: This question is based on Thermal properties of matter topic. There are three modes of heat transfer…
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: How many watts of radiation does a 1-meter square region of the Sun's photosphere emit at a…
A: temperature of the Sun's photosphere = 500 K Area of the region = 1 m2
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: Where does most of the radiation you encounter originate?
A: There is radiation all around us and the background radiation comes from both natural and man made…
Q: A sunspot has a temperature of about 4200 K. Use the Stefan-Boltzmann law to calculate how much…
A: Temperature (T) = 4200 kelvin Area (A) = 1 m2time (t) = 1 sec
Q: Even if the Earth's orbit were circular, we would still have seasons. The reason is that…
A:
Q: How many watts of radiation does a 1-meter square region of the Sun's photosphere emit at a…
A: Area = 1 m2Temperature = 500 K
Q: Use Stefan's law to calculate how much less energy is emitted per unit area of a 4500-K sunspot.
A: Sunspots are large dark regions formed on the Sun's photosphere. They are formed due to magnetic…
Q: The Sun is currently about 4.7 billion years old. How much longer does it have before it runs out of…
A: Given: The Sun is 4.7 billion years old. Introduction: The mass-energy equation says that an object…
Q: Why does the Sun not collapse under its enormous weight? a) The Sun is about 4.6 billion years old.…
A: The Sun does not collapse under its enormous weight. This is because of hydrostatic equilibrium. In…
Q: how many times more energy is emitted in 1 second from a square meter of the photosphere compared to…
A: According to Stephen Boltzmann law E = σT4 (J/s/m2) where σ is a proportionality constant equal to…
Q: if the sun expanded to a radius 200 times its present radius what would its average density ne in…
A:
Q: Explain why there is the low number of observed solar neutrinos?
A: Solar neutrino are nearly massless particles that are produced in the proton-proton chain inside…
Q: Using Stephan Boltzmann law, explain why the sun emits more energy than the earth
A:
Q: Why the sun does not get ripped apart by the outwards pressure of nuclear fusion?
A: Sun produce energy by fusing hydrogen into helium at its core. There is a outward pressure due to…
Q: The Sun has a mass of 1.989 × 10^30 [kg], but only 10% of that mass is available for hydrogen fusion…
A:
Q: How much energy is produced when the sun converts 1 kg of hydrogen into helium?
A: Sun and all other stars get their energy through the process of fusion. In a fusion reaction, two…
Q: Calculate the gravitational energy released by the Sun.
A: Gravity is the force of attraction between objects with mass. It is responsible for the formation of…
Q: (1) the solar luminosity has been constant since the Sun formed, and (2) the Sun was initially of…
A: If E is the rate of energy radiated by the sun and L is the luminosity of the Sun, then the time…
Q: What is the benefit of using the Earth’s magnetic field to migrate compared to the sun or stars?
A: Introduction: A magnetic field is a vector field that describes the magnetic influence on moving…
Q: A vertical spring has a length of 0.175 m when a 0.25 kg mass hangs from it, and a length of 0.725 m…
A: The mass and length of spring are given for both the cases. F=-kx is the relation for spring system.
Q: Why can't you see deeper into the sun than the photosphere?
A: Sun is made of different layers of material. The photosphere is the lowest region of the solar…
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