Abraham was 100 years old and Sarah was 90 years old.
The step of the scientific method that the person is performing is known to be called an experiment.
<h3>How do you explain an experiment?</h3>
An experiment is seen as a kind of method that is set up to be able to test a given hypothesis as an aspect any given scientific method.
The key variables in any form of experiment are known to be an independent as well as the dependent variables. The independent variable is said to be controlled or altered to test its effects.
Therefore, The step of the scientific method that the person is performing is known to be called an experiment.
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