Miscellaneous

Can an object remains stationary in space?

Can an object remains stationary in space?

There is no such thing as stationary in space, because there is no fixed point of reference in space. Everything moves, but may be stationary with regard to another object for a duration of time.

What would happen to a flying object if gravity does not act on the object?

Without gravity, humans and other objects would become weightless. Same goes for when we see astronauts floating around weightless in their spacecrafts: The farther they get from Earth, the less the planet’s gravity pulls them to the ground [source: Gannon].

What is the net force acting on a stationary object?

The object isn’t accelerating, so the net force on it is zero. The same would be true of an object moving at uniform velocity. If there’s no acceleration, there’s no (net) force. The net force acting on a stationary object is zero.

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Is the Earth stationary?

The Earth is stationary in space and the Sun and Moon rise and fall on either side of the Earth. Alternative conceptions in astronomy are a road block to new learning.

How can gravitational force between two objects decrease?

Since gravitational force is inversely proportional to the square of the separation distance between the two interacting objects, more separation distance will result in weaker gravitational forces. So as two objects are separated from each other, the force of gravitational attraction between them also decreases.

What forces act on objects that are not moving?

Static friction: A friction force that acts on objects that are not moving.

When no net force is applied to a moving object it still comes to rest because of its inertia?

This is normally taken as the definition of inertia. The key point here is that if there is no net force acting on an object (if all the external forces cancel each other out) then the object will maintain a constant velocity. If that velocity is zero, then the object remains at rest.

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What is stationary space?

In celestial mechanics, the term stationary orbit refers to an orbit around a planet or moon where the orbiting satellite or spacecraft remains orbiting over the same spot on the surface. From the ground, the satellite would appear to be standing still, hovering above the surface in the same spot, day after day.

What happens when two objects are gravitational locked?

When two objects are gravitational locked, their gravitational force is centered in an area that is not at the center of either object, but at the barycenter of the system.

What is the universal force of gravity?

Universal Gravitation Equation. This equation describes the force between any two objects in the universe: In the equation: F is the force of gravity (measured in Newtons, N) G is the gravitational constant of the universe and is always the same number. M is the mass of one object (measured in kilograms, kg)

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Which equation describes the force between two objects in the universe?

This equation describes the force between any two objects in the universe: In the equation: F is the force of gravity (measured in Newtons, N) G is the gravitational constant of the universe and is always the same number. M is the mass of one object (measured in kilograms, kg)

What is Newton’s law of universal gravitation?

Newton’s Law of Universal Gravitation is used to explain gravitational force. This law states that every massive particle in the universe attracts every other massive particle with a force which is directly proportional to the product of their masses and inversely proportional to the square of the distance between them.