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What is the Marianas Trench?

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The Marianas Trench is the deepest part of the world's oceans, located in the Pacific Ocean.

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What was the significance of the Challenger expedition?

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The Challenger expedition was significant because it was the first scientific expedition specifically constructed for marine science.

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What is the difference between AUVs and ROVs?

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An ROV (Remotely Operated Vehicle) is tethered to a ship, while an AUV (Autonomous Underwater Vehicle) operates independently without a direct connection.

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Who was Ferdinand Magellan?

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Ferdinand Magellan was the first person to lead an expedition that circumnavigated the globe from 1519 to 1522.

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What is the equator?

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The equator is an imaginary line that divides the Earth into the Northern and Southern Hemispheres, running horizontally around the middle of the planet.

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What is oceanography?

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Oceanography is the study of the ocean, including its ecosystems, currents, and geology.

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What are AUVs used for?

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AUVs are used for various underwater tasks, including mapping the seafloor, collecting data, and conducting environmental monitoring.

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What is the significance of sonar in ocean exploration?

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Sonar (Sound Navigation and Ranging) is significant in ocean exploration as it helps in mapping the ocean floor and detecting underwater objects.

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What was the purpose of the HMS Beagle?

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The HMS Beagle was a British Royal Navy ship that carried Charles Darwin on his voyage to study natural history and collect data on various species.

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What is marine biology?

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Marine biology is the study of organisms in the ocean and other saltwater environments.