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A submarine changes its mass by adding or removing seawater from tanks inside the sub. Explain how this can enable the sub to dive or rise to the surface.
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A submarine changes its mass by adding or removing seawater from tanks inside the sub. Explain how this can enable the sub to dive or rise to the surface.

User Scwagner
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When the sub takes in water it makes its mass heavier and when it releases water the mass decreases therefore causing it to float or rise up towards the surface
User Neethi Ratawa
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