The three main forces that cause erosion are water, wind, and ice. Water is the main cause of erosion on Earth.
The correct answer is D. gross national product. (I took the test)
<span>Distance covered by Mario in 6 hours is 330 miles.
Then, Average speed of Mario is 330 miles divided by 6 hours = 55 miles per hour
so to drive a total distance of 715 miles, it would take him ( 715 miles divided by 55 miles per hour) hours
i.e., 13 hours
so Mario will have to drive for 7 more hours to complete a total distance of 715 miles.</span>
One continent is Antarctic continent, one ocean is Atlantic ocean
