Displaced Destiny: How Fluids Decide What Sinks and What Swims

What is the name of the process of converting mechanical energy into electrical energy?
What is the name of the river that flows through Baghdad?
"What is the principle behind buoyancy?
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What is the study of fluids in motion?
Which city is the capital of Germany?
Which country is home to the Angkor Wat temple complex?
Which country is known for its tango dance?