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What causes the outward pressure of the star?
The outward pressure of a star is primarily caused by nuclear fusion occurring in its core, where hydrogen atoms fuse to form helium, releasing immense amounts of energy. This energy generates radiation pressure, which pushes outward against the gravitational forces trying to collapse the star. Additionally, thermal pressure from the high temperatures within the star contributes to this outward push, maintaining a balance with gravitational forces and allowing the star to remain stable.
Why did the nebula begin to shrink inward?
The nebula began to shrink inward due to gravitational forces. As particles within the nebula were pulled toward its center, the concentration of mass increased, leading to the formation of a protostar at the core. This marks the initial stage of a star's formation.
What two forces are within a protostar?
Gravitational force - which pulls matter towards the center of the protostar and is responsible for its contraction. Thermal pressure - which is generated by the heat and pressure within the protostar's core and pushes outward to counteract the gravitational force.
What happens when the sun hydrogen atoms join to became helium atoms?
The process of hydrogen atoms fusing together to form helium atoms is known as nuclear fusion. This reaction releases energy in the form of heat and light, which is what powers the sun and other stars. This process also helps maintain the balance between the inward force of gravity and the outward force of energy, keeping the sun stable.
What best describes stellar equilibrum?
Stellar equilibrium is the balance between the inward force of gravity and the outward force of gas pressure within a star. This balance allows the star to maintain its size and shape over time. Any disruptions to this equilibrium can result in changes to the star's structure and behavior.
What are the forces acting in equilibrium within the sun?
In the Sun, the forces of gravity pulling inward are balanced by the outward pressure from nuclear fusion reactions in the core. This equilibrium maintains the Sun's stable size and temperature.
What forces are at war within a star?
A star is the equilibrium of the outward force a continuous fusion explosion versus the inward force of the gravity of its huge mass.
When The balance of forces that keep a star from collapsing is called?
The balance of forces that keep a star from collapsing is called hydrostatic equilibrium. This equilibrium is maintained between the inward force of gravity and the outward force generated by gas pressure within the star.
What are the internal forces that affect pyramids?
Internal forces that affect pyramids include compression forces, which push inward on the structure, and tension forces, which pull outward. These internal forces must be balanced to prevent the pyramid from collapsing. Additionally, shear forces can occur within the pyramid due to lateral movement or external loads.
What is outward an inward linkage?
Outward linkage refers to the connections a firm has with external stakeholders, such as suppliers, customers, and the government. Inward linkage, on the other hand, pertains to the relationships within the organization, including between different departments or teams. Both types of linkages are crucial for the success and sustainability of a business.
What is Inward and outward remittance system in Nepal?
The inward & outward remittance system includes the mechanism to send or recive money from nepal through various means. It may be Swift transfer,Bank drafts,Travellers cheque or hundi and so on. Pointedly,inward remittance is the process of receiving money from any place (internal-within nepal or external-outside nepal) and vice versa.
How does Hydrostatic equilibrium work?
Hydrostatic equilibrium is the balance between the inward force of gravity and the outward pressure gradient in a fluid, like in a star or planet. This equilibrium prevents further collapse or expansion by ensuring that the pressure within the fluid supports the weight of the overlying material. In stars, this balance between gravity and pressure helps maintain their stable size and shape.
Which hydrophilic heads face outward face and hydrophobic tails face inward?
In a phospholipid bilayer, the hydrophilic heads face outward towards the water environment, while the hydrophobic tails face inward, creating a hydrophobic core within the membrane. This arrangement helps to stabilize the structure of the membrane and maintain cell integrity.
Why did the nebula begin to shrink inward?
The nebula began to shrink inward due to gravitational forces. As particles within the nebula were pulled toward its center, the concentration of mass increased, leading to the formation of a protostar at the core. This marks the initial stage of a star's formation.
Is a nebula held together of the outward force of gravity?
Yes, a nebula is held together by gravity. Gravity causes the gas and dust within a nebula to contract and clump together, eventually forming stars and other celestial bodies.
What two forces are within a protostar?
Gravitational force - which pulls matter towards the center of the protostar and is responsible for its contraction. Thermal pressure - which is generated by the heat and pressure within the protostar's core and pushes outward to counteract the gravitational force.
What is the meaning of word sacrament?
A sacrament is a religious rite or ceremony that is regarded as an outward and visible sign of inward and spiritual divine grace. It is often performed by a religious leader within a specific faith tradition.
