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What force from the sun pulls on the earth and keeps it in orbit?
The force that pulls on the Earth and keeps it in orbit around the sun is gravity. Gravity is the attractive force between two objects with mass, and it is the dominant force that governs the motion of celestial bodies in the solar system.
What factors affect the amount of gravity between two celestial objects in space?
Not only in space - gravity is universal. The force of gravity is affected by the distance, and by the masses involved.
What is the relative angle between two celestial bodies?
The relative angle between two celestial bodies is the angular separation between them as seen from a specific point of observation. This angle is measured in degrees or radians, and it helps astronomers determine the position and movement of celestial objects in the sky.
What forces act in space?
Gravity. Every object exerts a gravitational pull on others. If two particles come into proximity in the near vacuum of space they will be attracted to each other, as they are free from the influence of stronger external forces.
What does celstial bodies 3-12 mean?
Celestial bodies 3-12 usually refers to the third through twelfth planets in a particular solar system or galaxy. This could include planets, moons, asteroids, and other large celestial objects beyond the first two.
What is relative surface gravity?
Relative surface gravity is a measure comparing the force of gravity on one celestial body's surface to that of another celestial body. It takes into account the differences in mass and radius between the two bodies. This comparison helps in understanding the gravitational pull exerted on objects on the surface of different celestial bodies.
Can you explain the differences between nuclear fusion and gravity in terms of their roles in the formation and behavior of celestial bodies?
Nuclear fusion and gravity are two key forces in the formation and behavior of celestial bodies. Nuclear fusion is the process where atomic nuclei combine to release energy, which powers stars like the Sun. Gravity, on the other hand, is the force that pulls matter together, causing it to clump and form celestial bodies like planets and stars. While nuclear fusion powers the energy output of stars, gravity is responsible for holding these celestial bodies together and shaping their orbits and interactions. In summary, nuclear fusion fuels the energy of stars, while gravity shapes the structure and behavior of celestial bodies.
How does gravitational force work in the context of celestial bodies?
Gravitational force is the attraction between two objects with mass, like celestial bodies such as planets and stars. The force of gravity depends on the mass of the objects and the distance between them. The larger the mass of an object, the stronger its gravitational pull. The closer two objects are, the stronger the gravitational force between them. This force keeps celestial bodies in orbit around each other and governs their movements in space.
Central force exerted by a celestial body?
A central force is a force that acts along the line connecting the center of two bodies. In the context of celestial bodies, this force is typically gravitational, with the celestial body exerting a force towards its center. This force follows Newton's law of gravitation, where the force is directly proportional to the product of the masses and inversely proportional to the square of the distance between the bodies.
What is the significance of the two-body problem in classical mechanics and how does it impact the study of celestial mechanics?
The two-body problem in classical mechanics is significant because it involves the study of the motion of two interacting bodies under the influence of gravity. This problem is important in celestial mechanics as it helps us understand the motion of celestial bodies like planets and moons in our solar system. By solving the two-body problem, scientists can make predictions about the orbits and interactions of celestial objects, leading to a better understanding of the dynamics of the universe.
Why would two celestial bodies be defined as being in opposition?
In positional astronomy ,two celestial bodies are said to be in opposition when they are on opposite sides of the sky,viewed from given place which is usually the Earth.
What force from the sun pulls on the earth and keeps it in orbit?
The force that pulls on the Earth and keeps it in orbit around the sun is gravity. Gravity is the attractive force between two objects with mass, and it is the dominant force that governs the motion of celestial bodies in the solar system.
What is the definition of gravity and how was it formed?
Gravity is the force that attracts two bodies towards each other. It was formed due to the uneven distribution of mass in the universe, causing objects with mass to exert a gravitational pull on each other. This force of gravity keeps celestial bodies in orbit and governs the motion of objects on Earth.
What does the law of gravity explain?
No matter what happens what goes up must come down. For example if you jump up into the air you have to come down because of the force of gravity. Same for space travel. If you jump on the moon you must come down.
Gravity is the force of attraction between two objects because of their?
masses. The larger the mass of an object, the stronger its gravitational pull. Gravity is responsible for keeping celestial bodies like planets in orbit around the sun and objects on Earth's surface.
What two celestial bodies are one astronomical unit apart?
Earth and sun.
What factors determine gravity between two bodies?
The factors that determine the force of gravity between two bodies are their mass and distance apart. Gravity is directly proportional to the mass of the two bodies and inversely proportional to the square of the distance between them. So, the larger the mass of the bodies and the closer they are, the stronger the gravitational force between them.
