The process of systematically acquiring knowledge and understanding through the use of theories and testing hypotheses is called the.

Answer:The scientific method

Explanation:

The scientific method is way that is used to acquire knowledge using observation and searching further to find proof of what is being investigated. The process start from formulating hypothesis which is further investigated through experiments and measurements.

If the hypothesis has passed many test and experiments and has become well known and accepted by many Scientists it can then be accepted as a theory.