Explain the floatation of submarines.
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Explanation:
A submarine uses ballast tanks filled with compressed air and when needed the air is released and takes on water which increases the density making it sink but when the water is pushed out the sub's density is decreased making it float.
Answered by
1
Answer:
A submarines or a ship can float because the weight of the ship. This displacement of water creates an upward force called the buoyant force and acts opposite to gravity. which would pull the ship down.
Explanation:
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