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theory
thesis
Through personal experience and previous observations and experiments.
data.
replication
he did experiments
thesis
theory
Through personal experience and previous observations and experiments.
Scientific Theory is tested by observations and experiments predicted by the theory. If the observations confirm the theory the theory is validated if not the theory is not validated. Experiments themselves need validation, often there are errors in the experiments or observations, e.g Michaelson and Morley Aether experiment and red shift observations.
observations...i think Observations and Experiments can be made in lab and field.
He made many experiments and observations in the field of physics in general.
It is a theory.
theory
controlled experiments are conducted in the laboratory environment whereas uncontrolled experiments observations data collected over a period of time
controlled experiments!
An explanation from observations and experiments