The physics of basketball john j fontanella

... Consequently, the total speed of the left surface is the sum of the two speeds. On the right of the ball, the surface is moving upward relative to the cen- ter of the ball so that the total speed is the ... acceleration of about 9.66 m/s 2 . Since the buoyant force on a basketball acts to just slightly reduce the effect (force) of gravity, the shape...

Ngày tải lên: 10/07/2014, 13:52

... tangential to the curve at a number of points and the ratio of the numbers of these tangential points along the x axis to those along the y axis is the inverse of the ratio of the corresponding ... a 2 X n i¼1 cos 2  i þ X n i¼1 i6 j cos  i X n j 1 cos  j 2 4 3 5 In the typical term 2 cos  i cos  j of the double summation, cos  i and cos  j have...

Ngày tải lên: 24/04/2014, 17:22

... misconceptions about the appearance of the Golden Ratio in the arts (e.g. in the works of Giotto, Seurat, Mondrian). The history of art has nevertheless shown that artists who have produced works of truly ... mean to many other similar numbers, such as Meru 2 through 9 of Wilson, or other more general numbers. Since the details of the structures are unique to the...

Ngày tải lên: 19/02/2014, 17:20

... opposition of the Liberal party. It was under these untoward circumstances that Sir John Macdonald advised the dissolution of the House of Commons and appealed to the people in the summer of 1872. ... joined together by iron {140} bands. The reader of these pages can form some idea of the difficulties, of the labours, the anxieties, and the discouragements...

Ngày tải lên: 21/02/2014, 21:20

... models 3 most of the deformation can be attributed to the asymmetric coupling of the meson cloud to the spin of the nucleon. In the spherical quark model of the nucleon, the N —• A excitation ... investigation of the N—fA transition offers one of the best avenues to understand the structure of hadrons and the intricate dynamics of their con- stituen...

Ngày tải lên: 05/03/2014, 11:21

... gravity in the evolu- tion of the Universe. The discovery of the Expansion of the Universe provided the most important established feature of the modern cosmological picture. In addition, the observation ... is the slow-roll approximation quantified in terms of the parameters 1 An Introduction to the Physics of the Early Universe 15 1.5.6 The Effects of...

Ngày tải lên: 17/03/2014, 13:35

... realized that if one of us was holding the feet of the other, we could steal all the change from the bottom of the fountain at the Chestnut Hill Mall and buy hockey cards with the money. Good times! ... for the Celtics. The other one happened organically: this was the final year before the ABA/NBA merger, the league’s weakest season for talent since the Mik...

Ngày tải lên: 24/03/2014, 01:20

... Conference on Physics, which took place from the 24 to 29 November 2001 in the European Culture Centre of Delphi. The Castle of Lamia hosted the events of the last day. The Physics of Communication ... financial support of the Ministry of Culture of the Hellenic Republic and the personal interest of the Minister, Professor Evangellos Venizelos....

Ngày tải lên: 28/03/2014, 10:20

... REGULARITY OF THE MINIMALS 11 Proof. Because the partial derivative H t vanishes, one has d dt H = d dt (−F + n  j= 1 p j F p j ) = n  j= 1 [−F x j ˙x j − F p j ¨x j + ¨x j F p j + ˙x j d dt F p j ] = n  j= 1 [−F x j ˙x j − ... ˙x j d dt F p j ] = n  j= 1 [−F x j ˙x j − F p j ¨x j + ¨x j F p j + ˙x j F x j ] = 0 . Since we have assumed...

Ngày tải lên: 31/03/2014, 15:41

... πr 2 signifies the area of the loop. If A is small, the accompanying field is that of a dipole. Without the motion of the macroscopic charge, the magnetization of matter comes, in the classical ... motion of the free charges, the second with the time-varying polarization of the medium and the third represents the current that gives rise to its magnetization...

Ngày tải lên: 24/04/2014, 17:20