Because as trials go on scientists discover more information and alter the theories and that is why they are referred to as a "theory" instead of a scientific "law"
250 day I believe so that it may be mature enough
<span>Electron I think, but I might be wrong. </span>
Answer:
Differential equations capture the vectors of thr rate of change, which are found experimentally to be tangent to the configuration space of a system.
Explanation: