What are lines on a map joining areas of similar air pressure called? a. isobars c. axes b. topographic lines d. synoptic lines

Which of the following is a way that minerals are used? a. industry construction technology d. all of the above

Use the drop down menus to match each example to the fossil topic discussed then to show how the fossil record gives evidence of evolution

Which of the following statements most accurately describes convergent evolution? the process in which two similar species evolve separately from each other and share similar characteristics the process in which a single species evolves into two or more new species the process in which two entirely different species evolve in response to each other the process in which two different species evolve separately from each other but still share similar characteristics