Answer:
These molecules are always in motion and higher temperature gives them more energy and they vibrate more rapidly and hence have higher kinetic energy. One effect of this rapid motion (high kinetic energy at higher temperatures) is the expansion observed, when we heat a substance.
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<span>This is a true statement. Having a lab that is independent will make sure that the findings are not tainted by bias or anything else that could render the results irrelevant. Making sure that everything is above board is one way to keep the results reputable.</span>
Answer:
wood is not attracted to her magnet