A river flows 1,000 miles from its source (elevation of 875ft) to empty into Lake Michigan. What is the gradient of this river? Show your work

The denmark sound is a busy but water way

Which australian state leads the nation in the production of dairy products? a. western australia b. northern territory c. queensland d. victoria

Ageologist is working in an area with exposed sedimentary rocks and finds a well exposed sequence of stratified rocks. as he works through a thick sequence of limestone, he sees abundant large clam fossils that produce an interlocking texture suggesting a reef, but within the limestone section these clams disappear and the overlying limestone is made up primarily of fragments of corals. he now moves 50 km away and finds limestones interbedded with shales, and the limestones contain the same clam fossils he had seen previously 50 km away. as he continues through this section, the rocks become entirely limestone, and the clams disappear again with coral fossils above forming a reef structure. he concludes