Front

The ocean covers about ______ of the Earth's surface.

Back

70%

Front

When you are at the beach you are swimming above the _____________.

Back

Continental Shelf

Front

What is the deepest place on Earth?

Back

Mariana Trench

Front

What happens every six hours?

Back

Tides

Front

_________ are like rivers or streams that flow within the ocean.

Back

Currents

Front

The Gulf Stream is a ________ water current along the east coast of the USA.

Back

warm

Front

What is the flat plain on the ocean floor that is about 10,000 to 20,000 feet in depth?

Back

Abyssal Plain

Front

What is a pile of sand and sediments at the base of the slope?

Back

Continental rise

Front

_________ is simply how salty something is.

Back

Salinity

Front

Water sinking and rising causes _____________.

Back

Ocean Currents