Oceans

What is the periodic rise and fall in the ocean's water level called?

More Questions from Oceans
How many feet long was the Titanic from bow to stern?
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What ocean is off the east coast of the United States?
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Bacterioplankton means what as it relates to the environment?
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Who headed the team that discovered the wreck of the Titanic?
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What is one of the nicknames for the long-finned pilot whale?
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What is oceanic crust?
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What is the primary food source for coral reefs?
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What percent of the ocean is salt?
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