Hypothesis , Axiom and Models
Hypothesis is a supposition without assuming that it is true . It may not be proved but can be verified through a series of experiments .
Axiom is a self-evident truth that it is accepted without controversy or question .
Model is a theory proposed to explain observed phenomena .
Assumption is the basis of physics , where a number of phenomena can be explained . These assumptions are made from experiments , observation and a lot of statistical data .
Fundamental Forces in nature
The forces which we see in our day to day life like muscular , friction , forces due to compression and elongation of springs and strings , fluid and gas pressure , electric , magnetic , interatomic and intermolecular forces are derived forces as their originations are due to a few fundamental forces in nature .