We're making the following assumptions:
-- the box has no weight
-- the water is pure distilled
-- the temperature of everything is 4° C
-- the atmospheric pressure is 1 atmosphere.
Weight of 30 cubic ft of water: 1,872 pounds
Weight of 30 cubic ft of air: 2.376 pounds
Weight needed to sink the box = (1,872 - 2.376) = 1,869.6 pounds (rounded)
A scuba diver needs more weight in the ocean than in fresh water because salt water is denser than fresh water, making it more buoyant. The additional weight helps the diver sink and maintain a neutral buoyancy underwater.
A marble will sink faster in salt water compared to fresh water due to the increased density of salt water. The speed at which the marble sinks will depend on factors such as the size and weight of the marble, as well as the concentration of salt in the water. Generally, the denser the water, the faster the marble will sink.
An object would sink faster in salt water because salt water is denser than fresh water. The higher density in salt water creates more buoyant force, allowing objects to sink faster than in fresh water.
A product will sink in water if its density is greater than the density of water. This means that the weight of the product is greater than the weight of the water it displaces, causing it to sink.
A domino sinks in salt water because the salt water is denser than fresh water, providing more buoyant force to support the weight of the domino. The increased density of salt water makes it harder for objects to float on its surface compared to fresh water.
An egg sinks in fresh water because its density is higher than that of water. The weight of the egg overcomes the buoyant force exerted by the water, causing it to sink.
A scuba diver needs more weight in the ocean than in fresh water because salt water is denser than fresh water, making it more buoyant. The additional weight helps the diver sink and maintain a neutral buoyancy underwater.
fresh water
i think it is ppeople because they float in salt water and sink in fresh water.
Fresh water...
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no
yes An object, like a boat for example, will sink into the water until the weight of the water it displaces equals the gross weight of the object. Since salt water is denser than fresh water, a boat will sit slightly higher in salt water. (That's why the Mythbusters needed far fewer ping pong balls to raise a boat from the bottom of the bay than they originally calculated; they based their calculation on the fresh water boyancy of the ping pong balls.)
Salt water is denser than fresh.
If you just barely float in salt water, you will sink in fresh water.
A marble will sink faster in salt water compared to fresh water due to the increased density of salt water. The speed at which the marble sinks will depend on factors such as the size and weight of the marble, as well as the concentration of salt in the water. Generally, the denser the water, the faster the marble will sink.
An object would sink faster in salt water because salt water is denser than fresh water. The higher density in salt water creates more buoyant force, allowing objects to sink faster than in fresh water.