How is Pacific ocean connected with Atlantic Ocean Indian Ocean and Arctic ocean?

Where does the river severn start and end? Why do reefs form in lines parallel to the shore rather than in deep water? How do you get out of the Sahara Desert? How do the roles of potential and kinetic energy differ between the newer catapultlaunched coasters and the older style of roller coasters? Why is the st.Lawrence river economically more important to canda than the Mackenzie river? What are the superior uplands? Which province share the Great Lakes as a border with the US? What were ruby bridge spouse called? What is the louvre like today? Where is Vienna the Danube river and the alps located? Never looking back forward you go if you have a limit no one knows it like an eagle you fly like a river you flow? Is the Colorado River the longest river in US? Why is the Grand Canyon different? What are three examples of conflicts that arise over competition for water? What effects did deep ocean trenches have on the sediment thickness of the abyssal plain? Why does France need the North Sea? What is Edinburgh of the Seven Seas's population? What is the saltiness of dead sea? What does fragmentation of forests mean? What does coast gards do?