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Process of ScienceThe Practice of Science
Scientists use multiple methods to investigate the natural world and these interconnect and overlap, often...
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Earth ScienceWeather, Fronts, and Forecasts
Before you go out for the day, you probably check the weather to help determine...
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General ScienceDensity and Buoyancy
Density is a fundamental physical property of matter. This module introduces the concept of density,...
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