jessicamills62 jessicamills62

16-12-2020
Biology

contestada

Explain how a submarine can rise to the surface and sink to the bottom of the ocean over and over again.
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Respuesta :

kyliee12 kyliee12

16-12-2020

Answer:

When the ballast tanks are filled with air, the submarine rises to the surface because it has positive buoyancy. With water inside the tanks, the sub has negative buoyancy so it sinks deeper into the ocean.

Explanation:

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