This lesson introduces students to oceans.
• To be able to describe the different layers of the ocean.
To be able to list the different oceans.
To be able to discuss what plankton is and why it is important.
To be able to define oceanography.
The study of the world s oceans is called oceanography. It is also called marine science. Since 70% of the earth s surface is made up of oceans, this field is very important because it researches such a large portion of the planet. Some of the topics in this branch of science include studying the life forms in the ocean, studying the nature and movement of the ocean floor, and studying the attributes of the ocean waters.