How far, in centimeters, has the distance between North America and Africa increased since you were born? Multiply the rate by your age.

If you have a difficult time knowing where your hand is without looking at it you may be having a problem with your what ?

Which zone within the open-ocean zone is home to the most organisms? deep zone surface zone intertidal zone transition zone

Even though the ostrich is a flightless bird, ostriches still possess wings that stretch approximately two meters across when fully extended. scientists speculate that when dinosaurs became extinct, some of the birds that lived during that time became land dwellers since they were able to consume the food that the dinosaurs once ate. over time, these species grew larger and heavier. eventually, the ostrich species became too big to fly. the wings found on ostriches are known as a. analogous structures. b. homologous structures. c. vestigial structures. d. symmetrical structures.