The number line shows the elevation of the bottom of a harbor and the elevation of a fish swimming close to the surface. A vertical number line labeled "Elevation (m)" goes from –12 to 2 by twos. Zero is labeled "sea level." There is a mark at negative 1.5 labeled "–1.5 meters" with an icon of a fish and another mark at negative 10.5 labeled "–10.5 meters bottom

What change in elevation is necessary for the fish to reach the bottom?

step-by-step explanation:

one of the most important purposes of surface treatment is to alter surface properties according to the requirement of specific applications. for example, hydrophobic coating has been utilized on windshield and eyeglasses. gold atom monolayer on substrate has become a popular surface bioconjugation strategy.  

pla·gia·rism

/ˈplājəˌrizəm/

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noun

the practice of taking someone else's work or ideas and passing them off as one's own.

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