Everything You Need to Understand About Centre of Gravity

What is the Centre of gravity?

The center of gravity is the average location of the weight of an object. We can completely describe the motion of any object through space in terms of the translation of the center of gravity of the object from one place to another, and the rotation of the object about its center of gravity if it is free to rotate. A point from which it may consider the weight of a body or system to act. In uniform gravity, it is the same as the centre of mass.

Man in  Space

In physics, an imaginary point in a body of matter where, for convenience in certain calculations, the total weight of the body thought to be concentrated.

Where is the center of gravity in the human body?

When standing, the center of gravity is normally in front of your sacrum bone, at about the second sacral level.Gravity is a downward pull or force that the earth exerts on your body. Your center of gravity is the point where the mass of the body concentrated. We may understand body mass as the total amount of physical material that comprises your body. 

Women Balance

 If we carry something like a suitcase, grocery bag or if you wear a backpack, this adds weight to some areas, but not others, changing the center of gravity as it does.

Why is the center of gravity important?

Center of gravity is an essential parameter to determine the flight characteristics of an object. Controlling the flight of an object causes an excellent knowledge of its center-of-gravity location. The lower the center of gravity is, the more stability the car or truck has.
In order to reduce the centre of gravity we should make the object to be wider and heavier at the lower part of the object body. This would be helpful to prevent small angles of deviation from the vertical to produce a bigger moment for the object to fall to the side, which would make it more stable.

What is the difference between Centre of mass and Centre of gravity?

Centre of mass is the point at which the distribution of mass is equal in all directions and does not depend on gravitational field. Centre of gravity is the point at which the distribution of weight is equal in all directions and it depends on gravitational field. The centre of mass and centre of gravity are in same position if the gravitational field in which the object exists stays uniform.

Selfie on mars
What determines gravity?

Newton’s law also states that the strength of gravity between any two objects depends on two factors: the masses of the objects and the distance between them. Objects with greater mass have a stronger force of gravity between them. Objects that are closer together have a stronger force of gravity between them.
Newton was the first one to suggest that gravity is universal and affects all objects in the universe. That’s why Newton’s law of gravity called the law of universal gravitation.

You can change the position of your center of gravity relative to various parts of your body. You can even cause your center of gravity to be outside of our body.

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