Oceans
Oceans are large bodies of salt water that cover nearly three-fourths of the Earth's surface. The average depth of the oceans is nearly 3800 meters. The world's ocean comprises of 5 divisions - Pacific Ocean, Atlantic Ocean, Indian Ocean, Southern Ocean and Arctic Ocean. Life on Earth first originated in the oceans, almost 3 billion years before life occurred on land. Oceans have a huge influence on the Earth's climate.
Play Quiz Games :| Grades | Quiz Games (with special printable formats for classroom use) | ||
|---|---|---|---|
| 3rd - 12th | Quiz on Oceans, #1 | Quiz on Oceans, #2 | Quiz on Oceans, #3 |
| Quiz on Oceans Life | Quiz on Marine Animals | ||
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Science Games, Diagrams & Activities :  Identify and Label the Oceans |  Jigsaw Puzzles |  Slide Puzzles |
 Flow Chart Games - Ocean Food Chain, Marine Food Chain | ||
 Vocabulary Games - Features of the Oceans | ||
Pictures & School Presentations : 
| Presentations on Oceans : |
Science Videos & Lessons: (Reviewed by K-12 teachers) Oceans: Overview Grades: All Learn about the oceans. The oceans produce 70 percent of the Earth's oxygen, and drive the weather and the chemistry of the planet. Most of the Earth's creatures live in the sea. Even though our knowledge of the oceans is limited, human activity has a huge impact on it. 7:40 |
Why are Oceans Salty? Grades: All Lesson on oceans. Learn how the oceans were formed and what makes oceans salty. It also explains the differences between ocean and fresh water rivers. 2:45 |
Origins of Oceans Grades: All Explore how half of Earth's water originated from the planet's inception and how the other half was deposited by comets. 3:45 |
Oceans: Arctic Grades: All Find out about the Arctic ocean - the smallest and shallowest of the world's oceans. 4:30 |
Oceans: Mediterranean Grades: All Discover facts about the Mediterranean sea. In midst of ancient maritime trade routes, the Mediterranean sea bed holds sunken treasures from thousands of years of trade. It also has rich coral reefs full of natural wonders, as well as the racing bluefin tuna. 4:20 |
Oceans: Antarctica Grades: All Learn about Antarctica. The coldest, windiest place on Earth, the Antarctic ice sheets holds 60 percent of the fresh water on the planet. Recent expeditions have discovered more than 700 new species, including giant carnivorous sponges. 3:40 |
Oceans: Hawaii Grades: All Learn about Hawaii - Islands created by a string of spectacular undersea volcanoes. 3:50 |
Oceans: Great Barrier Reef Grades: All Learn about the largest living structure on earth - the Great Barrier Reef. It spans more than 1,200 miles (2,000 km) of islands and submerged reefs. 4:10 |
Exploring Life under the Sea Grades: All Travel with a deep sea geoscientist as he studies life at depths down to 3,000 meters under the sea. In these exotic surroundings, the scientist has discovered both new animal species and communities, and new geological truths. 5:35 |
Exploring the Deep - The Secret of Underwater Asphalt Grades: All Explore the Gulf of Mexico with a geochemist. At depths of 3,000 meters, the sea floor is covered with swathes of asphalt - formed by leaking hydrocarbons from petroleum deposits beneath the sea bed. 5:15 |
Exploring the Deep - Traces of Climate Change Grades: All Join the scientists as they investigate what the ocean floor has to tell us about the climate in the past. The scientists drill out cores of sediment from the ocean floor to extract fascinating information about the deep-sea and the Earth's climate in the past. 5:20 |
Exploring the Deep - Corals in the Cold Grades: All A marine geologist explains about animals whose existence was unknown until a few years ago -- cold water corals that live in the cooler regions of the Atlantic or the Mediterranean. 5:30 |
Coral Reefs are in Danger Grades: All The video explains the environmental dangers facing the coral reefs. The reefs are in danger of being fished out and deserted, upsetting the whole marine ecosystem. 4:00 |
Wonders of the Ocean Grades: All Explore the inhabitants of the deep blue sea in this video. 4:55 |
New Deep Sea Creatures Discovered Grades: All Watch fascinating creatures that were filmed in the deep sea between 1000 to 5000 meters deep. Most of them are completely new species discovered with a new submarine which was used for the first time to make this documentary. 2:10 |
Deep Ocean Creatures Grades: All A documentary on deep sea creatures. 2:45 |
25 Utterly Strange Sea Creatures Grades: All Learn about some of the strangest and terrifying creatures right beneath the surface of the waves on our very own planet. 6:45 |
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