I'm being 20 points

which concept does the diagram show?

temperature

altitude

air density

air pressure

About how much of the cell mass is watet

Some tools have graduations to show multiple measurements. for example, a ruler may have graduations for both millimeters and centimeters. when measuring the length of an earthworm, which graduations would allow for the most accurate measurement? millimeters centimeters decimeters meters

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above