Which ocean surrounds Antarctica at the South Pole?

• Atlantic Ocean

• Southern Ocean

• Pacific Ocean

Which ocean borders Africa on the western coast?

• Atlantic Ocean

• Pacific Ocean

• Southern Ocean

Which ocean is on the eastern coast of North and South America?

• Atlantic Ocean

• Indian Ocean

• Pacific Ocean

Which section of the ocean floor is near the coastlines of all continents?

• shallow ocean

• open ocean

• intertidal zone

Where does the salt in oceans come from?

• Minerals from the land are washed into the ocean

• Glaciers contain salt and melt into the ocean

Which factor affects the temperature of ocean water?

• Depth

• Number of organisms

• Salinity

Which feature forms as a result of a tectonic plate boundary that creates an underwater mountain range in the open ocean?

• mid-ocean ridge

• marsh

Which two characteristics affect ocean water's temperature?

• salinity and waves

• location and depth

• depth and salinity

Which zone of the ocean can be above or below water, contains waves, and has varied salinity and temperature?

• intertidal

• deep ocean

Which percentage of Earth's oceans is dissolved salts?

• 55 percent

• 3.5 percent

• 35 percent