Using questionary investigation,experiments and mathematical statistics,this article discusses the effects of internal and external image training on penalty mark and free kick of different level football players.

The results have revealed that the external image is good for the beginners motor skill learning, as for the skilled basketball players, the test results of internal image group are a bit better than those of external image group, but the difference between the above two groups isn t of significance i.

The Research on the Effect of Aesthetical Image Training to Junior Middle School Students Maps Memory;

Representation of che mical concepts is expressed in proposition, image, production system and schema etc.

Treat of linear harmonic oscillator in energy image by means of deusity matrix is discussed.