Which source is most likely an authority on the subject? a) dr. vale, a pediatrician, discusses electrical circuitry on her home-improvement website. b) jonah, an amateur cook, teaches his son how to make the best grilled cheese sandwiches. c) susan, an architect, presents her hand-made quilts at the quilting society. d) dr. patel, a cardiologist, presents her findings on heart disease.

Which of the following statements best explains the relationship between medicines and concerns about the shrinking of the amazon rainforest?

Sandstones that form in aeolian (wind/desert) environments appear very different from other sandstones, such as those formed in a beach/ shoreline environment and in rivers on land. give three identifying properties for each of the three sandstones that would tell a geologist which depositional environment they formed in. consider things such as the relationship between transportation and grain size, shape, roundness, sorting, fossils and composition.

Select the word from the list that best fits the definition of branch of islam that is in iran