Task id15215
Seller: nerdmavr
Price: 0.19 USD
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Product description
Why does a balloon inflated with gas, once it begins to rise, rise only to a certain height? At the same time, a submarine, once it begins to descend, will always sink to the very bottom of the sea if no changes occur in it. How can the boat still stay at a certain depth below the water level?
Additional information
Detailed solution. Format gif