Primary Research Sources: Original research articles in peer-reviewed journals., Surveys conducted to collect firsthand data., Interviews with participants or experts., Experimental data from controlled experiments., Observational studies in real-world settings., Videos where someone shows a science experiment, Secondary Research Sources: Review articles summarizing multiple studies., Textbooks providing comprehensive overviews., Encyclopedia entries compiling information., Analysis reports based on existing data, Newspaper or magazine articles discussing research., Video where someone explains the Solar System,

Primary vs. Secondary Sources

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