Analysis of content of heavy metals in grass used to feed cattle by Energy Disperse X-Ray Fluorescence Spectroscopy

In this work, we show an easy and practical analytical method to quantify the content of heavy metals in grass used to feed cattle located in areas of high vehicle traffic flow.Technique used in this work proved to be useful, easy sample preparation, wide dynamic range, and high performance.Analyzes were performed on yuza blonde a Fluorescence Spec

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Speaking like a scientist: A multiple case study on sketch and speak intervention to improve expository discourse

Purpose This descriptive multiple case study examined the effects of a contextualized expository strategy intervention on supported and independent note-taking, verbal rehearsal, and reporting skills for three elementary students with language disorders.Method Two 9-year-old fourth grade students and one 11-year-old sixth grade student with languag

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