Why ocean are salty and great lakes are not? The source of river water are usually snow melt or rain, so it always starts off fresh. But minerals are also dissolved into the river water, so more minerals ultimately â¦ end up in the ocean.
The average annual boarding school tuition is $38,850. Of course, there are some schools with tuition as low as $10,000 and others as high as $60,000.
List of boarding schools. This list includes notable boarding schools (where some or all people study and live during the school year) offering a curriculum in English and other languages: 1 Africa 1.1 Cameroon. 1.2 Ghana.