center of mass

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noun Mechanics.

the point at which the entire mass of a body may be considered concentrated for some purposes; formally, the point such that the first moment of a physical or geometric object about every line through the point is zero.Compare moment (def. 8).

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Origin of center of mass

First recorded in 1875–80

Words nearby center of mass

centering, center jump, centerline, center of curvature, center of gravity, center of mass, center of percussion, center of symmetry, centerpiece, center pin, center-pivot irrigation

How to use center of mass in a sentence

Note: UNICOR uses its inmates for everything from call center operators to human demolishers of old computers.
How a ‘Real Housewife’ Survives Prison: ‘I Don’t See [Teresa Giudice] Having a Cakewalk Here’|Michael Howard|January 6, 2015|DAILY BEAST
It is the only tourist center Ukraine has left on the Black Sea, since Russia annexed Crimea last spring.
Is Putin Turning to Terrorism in Ukraine?|Anna Nemtsova|January 6, 2015|DAILY BEAST
Their bodies were later found incinerated and buried in mass graves outside of town.
Why Mexicans Are Enraged by Obama’s Big Tuesday Meeting|Ruben Navarrette Jr.|January 6, 2015|DAILY BEAST
Beyond the huge American flag that hung over the street, the mile-long mass of cops ended.
Funeral Protest Is Too Much for NYPD Union Boss|Michael Daly|January 5, 2015|DAILY BEAST

The resources were what you might expect: Dining room, a media center, a library, a TV room, a meeting room, a computer room.
His First Day Out Of Jail After 40 Years: Adjusting To Life Outside|Justin Rohrlich|January 3, 2015|DAILY BEAST
The controlling center of consciousness is the extreme limit of the nares anteri.
Expressive Voice Culture|Jessie Eldridge Southwick
Charred beams and blackened walls showed stark and gaunt in the glow of a smoldering mass of wreckage.
The Red Year|Louis Tracy
But hitherto, before these new ideas began to spread in our community, the mass of men and women definitely settled down.
The Salvaging Of Civilisation|H. G. (Herbert George) Wells
In the center of the river line stood the imposing red sandstone palace of Bahadur Shah, last of the Moguls.
The Red Year|Louis Tracy
The Turks were no longer in mass but extended in several lines, less than a pace between each man.
Gallipoli Diary, Volume I|Ian Hamilton

Scientific definitions for center of mass

center of mass

A point in space determined by a distribution of mass (such as a solid object, a collection of objects, or a gas), such that a uniform force acting on the whole distribution acts as if the distribution were located at just that point. For example, the gravitational force on Earth attracts small objects as if it were pulling them from their center of mass (in this case, the center of mass is also called the center of gravity). Two stars in orbit around each other revolve around their collective center of mass. See also barycenter.

center of mass

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Origin of center of mass

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How to use center of mass in a sentence

Scientific definitions for center of mass