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17. A group of science students used water filter paper, and a hot plate to
separate a mixture of salt and sand. Which of the following did the
students most likely do first?
shake the mixture until the sand settles on the bottom
pour the mixture through the filter paper
heat the mixture on the hot plate
MYASUS
CISCO thay add water to the mixture

Can someone me choose a broad topic and area of focus i am really doing this as a tally to see which one most people pick ok water pollution global warming endangered species atmosphere for the !

Extensive and unusual cold snaps have occurred here recently. is this evidence that global warming is lessening or not occurring? no—although the long-term trend is for warming, short-term weather patterns can still be variable. no—melting of glaciers and ice caps is making the oceans cooler, which can cause cold snaps. yes-- if global warming really were occurring, cold snaps wouldn’t happen. yes—due to global warming, weather patterns should be become less—not more—variable.

What does the map above tell us about the endemity of typhoid fever