Which of the above graphs represent the change in finch beak depth that would occur due to successive years of above
average rainfall?
a. graph 1
b. graph 2
c. graph 3
d. graph 4

During chemistry class, carl performed several lab tests on two white solids. the results of three tests are seen in the data table. based on this data, carl has concluded that substance b must have bonds.

1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?

Describe at least two advantages and two disadvantages of using hydropower as a source of energy.