What is the difference between an ocean and a sea?
There are five oceans in the World: The Pacific, Atlantic, Indian, Arctic, and Southern Oceans. 

A sea is defined as a division of an ocean partly or fully enclosed by land. As a result, all seas are saline, or filled with salt water.

There are over 50 seas in the World! Wow!

Please let me know if I can assist you further
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:

What is the difference between an ocean and a sea?

### Response:

There are five oceans in the World: The Pacific, Atlantic, Indian, Arctic, and Southern Oceans. 

A sea is defined as a division of an ocean partly or fully enclosed by land. As a result, all seas are saline, or filled with salt water.

There are over 50 seas in the World! Wow!

Please let me know if I can assist you further
