yes
its to old
It is to old
there might not be enough proof
the hypothesis has not been proven wrong.
It can be rejected if there is no control variable.
Depending on the results of that test, either accept or reject that hypothesis.
because he didn't know how the tectonic plates/continents moved
It means that the experiment is consistent with the hypothesis. It adds to the credibility of the hypothesis.
It means there is no reason why he should reject it, whether because there is no evidence to the contrary or because an experiment set up to test it affirmed that hypothesis.
It means there is no reason why he should reject it, whether because there is no evidence to the contrary or because an experiment set up to test it affirmed that hypothesis.
It means that she or he has to accept that the existing hypothesis appears to be true.