By the gathering of physical evidence which supports the allegation.
How your sundail either proved or disproved your hypothesis
A hypothesis is a testable problem that can be proved or disproved.
Evidence
A hypothesis
Scientists make theories or equations that are not proved. Facts prove or disprove the theories or the equations. Note: -Some theories or equations can't be proved or disproved by facts so they are proved or disproved by the majority of scientists.
true
The Norse believed it was, and no one has been able to have disproved or proved it thus far.
he prepared theories and negative and positive plans and either proved or disproved them.
true
It cannot be proved or disproved because all premises will be inconclusive.
They are neither proved nor disproved, as no solid evidence yet exists that they are actual creatures.
A theory can be disproved, but despite the weight of evidence in its favour, it can never be proved.