Question

a physical change is

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Answer 1

Answer:

Physical changes are changes affecting the form of a chemical substance, but not its chemical composition. Physical changes are used to separate mixtures into their component compounds, but can not usually be used to separate compounds into chemical elements or simpler compounds

Explanation:

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Answer 2

Weather is the atmospheric condition of a given place and time. Types of weather include sunny, cloudy, rainy, windy, and snowy. One of the most significant factors that affects weather is air masses. Air masses cause warm, cold, stationary, and occluded fronts.