Which of the following 3 environmental conditions can be deduced by analysis of ice cores? a. frequency of hurricanes b. biological carbon pump c. sea level rise d. co2 level e. earth's temperature f. volcanic activity

What evidence does the writer give to support his argument about coral reefs? a) he speaks of the activities of coral polyps. b) he describes the composition of the great barrier reef. c) he emphasizes the ways in which coral reefs are fragile. d) he points out the ways that scientists do research on the reefs.

Which statement about this figure is false

Which statements about the diagram are true? check all that apply. is an angle bisector. lkq is bisected. mjkl = 45° mmkq + mpkq = mpkm is an angle bisector. jkl qkm