Where does new earth material come from?

Which is the best way to define a common in environmental science a. a worthless resource b. shared resource c. a rare resource d. a typical resource

Aflame cell is at the end of each tubule of the nephridium malpighian tubules kidneys none of the above

Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a.one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b.one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c.one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.