Question

scientific method, conversions, classification test retake
a series of steps designed to help you solve problems and answer questions:
hypothesis
experiment
scientific method
observation

Explanation:

The scientific method is a systematic series of steps used to solve problems and answer questions. It includes making observations, forming a hypothesis, conducting experiments, and more. Hypothesis is a proposed explanation, experiment is a test to prove or disprove the hypothesis, and observation is gathering data. But the overall set - of - steps is the scientific method.

Answer:

scientific method