 | Mrs. Marcet (Jane Haldimand), Thomas P. Jones - 1826 - 286 páginas
...the ball is thrown perpendicularly upwards, it will descend perpendicularly; because the fig. 2. U force of projection, and that of gravity, are in the...exactly balance each other : if therefore that point be supported, the body will not fall. ; Do {you understand this? Emily. I think so; if the parts round... | |
 | 1832 - 650 páginas
...of direction. We have noticed the centres of magnitude and of motion, but we have not yet explained what is meant by the centre of gravity. It is that point about which all the parts of a body exactly balance each other, in every position of the body ; if,... | |
 | George Grant - 1849 - 328 páginas
...line of direction. We noticed the centres of magnitude and of motion, but we have not as yet explained what is meant by the centre of gravity. It is that point about which all the parts of a body exactly balance each other, in every position of the body ; if... | |
 | 1906 - 1332 páginas
...V'vircatpinal. \'i*ual, Vomiting, Winking, and Hoprf, for which see the adjectives. O. or gravity, that point in a body about which all the parts exactly balance one another, so that if that point is supported every part is in equilibrium »nd the whole body is"... | |
 | Nehemiah Hawkins - 1910 - 570 páginas
...central point from which branch currents radiate to all parts of the system. Center of Gravity. — That point in a body about which all the parts exactly balance one another, so that the body will remain at rest when supported, though acted upon by gravity: also... | |
 | Noah Webster - 1914 - 728 páginas
...influences, etc. .concentrate, or from which they proceed ; as, areligiouseen/er. — center of gravity, that point in a body about which all the parts exactly balance each other so that, if this point be supported, the body will remain at rest in any petition. — vt 1. To place... | |
 | John Hill Honeybourne, Michael Hill, Helen Moors - 2004 - 252 páginas
...gravity This can be defined as 'an imaginary point representing the weight centre of an object' or 'that point in a body about which all the parts exactly balance each other'. The centre of gravity of a person depends on their anatomical structure, their posture, their current... | |
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The curve-line which the ball has described, is called in geometry, a parabola; but when the ball is thrown perpendicularly upwards, it will descend perpendicularly ; because the force of projection, and that of gravity, are in the same line of direction.... 