is a branch of science that involves the study of the physical world: energy, matter, and how they are related., PHYSICS , SCIENTIFIC METHOD, HYPOTHESIS, MODEL, THEORY, LAW, set of steps, investigations, PHYSICS , SCIENTIFIC METHOD, HYPOTHESIS, MODEL, THEORY, LAW, is a representation of an idea, event, structure, or object that helps people better understand it.set of steps, investigations, PHYSICS , SCIENTIFIC METHOD, HYPOTHESIS, MODEL, THEORY, LAW, is a statement about what happens in nature and seems to be true all the time., PHYSICS , SCIENTIFIC METHOD, HYPOTHESIS, MODEL, THEORY, LAW, explanation of things or events based on knowledge gained from many observations and investigations, PHYSICS , SCIENTIFIC METHOD, HYPOTHESIS, MODEL, THEORY, LAW.

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