What influences your choice of physical activity

Physical activity is influenced by environmental factors, exercise tolerance, psychological factors, and many other factors. However, it is unclear how these different factors influence physical activity at each stage. In addition, no study has examined the factors that influence the physical activity at each stage.

what experimental evidence led scientists to change from the previous model to this one?

a few of the positive particles aimed at a gold foil seemed to bounce back.

the colors of light emitted from heated atoms had very specific energies.

experiments with water vapor showed that elements combine in specific proportions.

cathode rays were bent in the same way whenever a magnet was brought near them.