Two cube-shaped boxes are stacked one above the other. the volume of one box is 512 cubic meters, and the volume of the other box is 216 cubic meters. the total height of the stacked boxes is meters.

Based on the narrator's comments about living with the widow douglas, the reader can infer that a) the narrator doesn't care much for civilization and its strict rules. b) the narrator admires and wants to become more civilized and refined. c) the narrator is extremely religious and of high moral standing. d) the narrator desires to become a productive member of society.

The graph shows the populations of two species over time. which type of symbiotic relationship does the graph represent? a. commensal b. mutualistic c. parasitic d. parent-offspring e. predator-prey

Scientists observed a rock stratum with fossil. if mollusks evolved before arthropod, where will their fossils be found.