How much do you know about the ocean?

What is a large volume of water flowing in a certain direction?

How do we measure the salt content of our ocean's water?

What type of motion do waves undergo?

What describes a wave that forms when an ocean disturbance quickly moves a large vol of water?

How do we describe the average level of the ocean's surface at any given time?

What is the top of a wave called?

What is the bottom of a wave called?

How many major oceans are there?

Which layer of the ocean receives the most sunlight?

Where in the ocean is new seafloor created?

What does the ocean hold a lot of?

What is a circular system of currents?

What is the vertical movement of water towards the ocean's surface?

Which effect causes ocean currents to move in different directions?

What causes ocean tides?