Oceans
The longest river in Europe flows into what sea?
More Questions from Oceans
For a hurricane to develop, the ocean waters must be above what temperature?
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The only enemy to the orca or killer whale is which of the following predators?
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What does the Atlantic bluefin tuna eat at a young age?
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What did early ocean scientists use to measure the distance to the ocean floor?
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Which direction do most ocean currents flow at the equator?
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A low-oxygen area of the ocean is often referred to as what?
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