Submarines Crossword Puzzle
Download and print this Submarines crossword puzzle.
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QUESTIONS LIST:
- hull : the outer shell of the submarine that maintains structural integrity under high water pressure.
- ballast tanks : compartments that can be filled with water to increase weight and allow the submarine to submerge or filled with air to surface.
- sonar : a system used to detect objects underwater by emitting sound pulses and detecting their echoes.
- periscope : a device that allows viewing above the surface from a submerged position, typically used in traditional submarines.
- propulsion : the systems used to move the submarine, which can include diesel engines, nuclear reactors, or electric motors.
- pressure hull : the inner hull of a submarine, designed to withstand external pressure from deep-sea environments.
- hydroplane : control surfaces on the submarine’s bow and stern used to control its pitch and depth.
- trim : the process of balancing a submarine in the water by adjusting the water in the ballast tanks.
- rudder : the primary control surface used to steer the submarine.
- ballast : any material used to increase the weight of the vessel.
- buoyancy : the force that causes objects to float in a fluid.