Developed countries depend on what non-renewable resource to meet most of their energy needs?

Suppose that tou work for a fried snack food. company. news channels have televised reports encouraging people to eat heathly snacks.write a report to your manager that explains the recent decrease in sales and offer ways that the company can reverse this trend

If scientists only detect p waves in a certain layer of earths interior what does that tell us?

Landmasses on a flat map look distorted because