Enhance Your Learning with Oceans and Seas Flash Cards for quick learning
The largest and deepest ocean on Earth, covering more than 60 million square miles.
The second-largest ocean, separating the Americas from Europe and Africa.
The third-largest ocean, located between Africa, Asia, and Australia.
The smallest and shallowest ocean, located around the North Pole.
The newest recognized ocean, surrounding Antarctica.
A sea connected to the Atlantic Ocean, bordered by Europe, Africa, and Asia.
A sea located in the Western Hemisphere, bordered by the Greater and Lesser Antilles.
A seawater inlet of the Indian Ocean, located between Africa and Asia.
A diverse underwater ecosystem formed by colonies of coral polyps.
The world's largest coral reef system, located off the coast of Australia.
The plants, animals, and other organisms that live in the ocean.
A large marine mammal known for its size and intelligence.
A highly intelligent marine mammal known for its playful behavior.
A predatory fish with a cartilaginous skeleton and multiple rows of teeth.
A gelatinous marine creature with tentacles and a stinging mechanism.
The rise and fall of sea levels caused by the gravitational forces of the Moon and Sun.
A continuous flow of water in a particular direction, such as the Gulf Stream.
The bottom of the ocean, which includes features like trenches, ridges, and abyssal plains.
An underwater mountain range that runs through the middle of the world's oceans.
An underwater mountain rising from the ocean floor, often with a pointed peak.
The long-term weather patterns of a region, influenced by factors like temperature and precipitation.
The day-to-day atmospheric conditions, including temperature, humidity, and precipitation.
A climate pattern characterized by warm ocean temperatures in the Pacific, affecting global weather.
A climate pattern characterized by cool ocean temperatures in the Pacific, affecting global weather.
The ongoing decrease in pH levels of the Earth's oceans, primarily caused by increased carbon dioxide absorption.
The excessive harvesting of fish and other marine species, depleting their populations.
The introduction of harmful substances into the environment, negatively impacting ocean ecosystems.
A designated area in the ocean where human activities are restricted to protect marine biodiversity.
Fishing practices that ensure the long-term viability of fish populations and the marine ecosystem.
Efforts to protect and preserve the health and biodiversity of the world's oceans.
The contamination of the ocean with harmful substances, such as oil spills and plastic waste.
Large-scale movements of ocean water driven by factors like wind, temperature, and salinity.
The lowest layer of the ocean, characterized by complete darkness and high pressure.
A major ecological community of plants and animals in the ocean, such as coral reefs and kelp forests.
A partially enclosed coastal body of water where freshwater from rivers and streams meets the saltwater of the ocean.
A series of large ocean waves caused by underwater earthquakes, volcanic eruptions, or landslides.
Species of marine animals and plants that are protected by law to prevent their extinction.
The scientific study and discovery of the ocean's physical, chemical, and biological properties.
Human-made waste that ends up in the ocean, posing a threat to marine life and ecosystems.
The study of the ocean, including its physical and chemical properties, marine life, and ecosystems.
The transfer of energy and nutrients through a series of organisms in the ocean.
A warm-blooded mammal that lives in the ocean, such as whales, dolphins, and seals.
A reptile that lives in the ocean, such as sea turtles and marine iguanas.
An animal without a backbone that lives in the ocean, such as jellyfish, corals, and octopuses.
A plant that lives in the ocean, such as seaweed and seagrass.
A community of organisms and their physical environment in the ocean, interacting with each other.
Efforts to protect and preserve the health and biodiversity of marine ecosystems.