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The size of the boat is equal to the water displaced by the boat. This means, if the boat is bigger then its weight, the boat will float. If the boat is smaller than its weight, it sinks. This is why metal ships are so big.

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14y ago

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How can a boat float and don't sink?

because the boat is made out of stuff that can float


Why do boats float if they are made of materials that normally sink?

because inside the boat has air. think when u blow up a ballon it floats same with a boat the out side of the boat is metal


Why will a hollow boat made of plasticine float?

A hollow boat made of plasticine will float because the overall density of the boat is lower than the density of water. The buoyant force acting on the boat is greater than its weight, allowing it to float on the water's surface.


Can a paper boat float?

Yes, a paper boat can float on water as long as it is well-made and the paper is not too thin. The boat's ability to float depends on its design and the displacement of water.


Is it possible for a boat made of concrete to float?

yes a boat made of concrete is possible to float if it displaces water that weight more than its own weight.


Why a needle does not float whereas a heavy ship floats?

Needles don't float because metal is very dense and contains no air. A boat is either made of porous wood which is lighter than water, or metal with air reserves to keep it afloat.


Why metal is important?

The type of metal your boat is made of is important when buying boat insurance. This is because it affects the value and durability of your boat.


Does a sword float?

No, for a sword is made of metal and metal is heavier than water.


Why a needle does not float whereas a heavy ship floats-?

A needle doesn't float because there is very little air in a needle. Metal is much more dense than wood, which is what most boats are made of. When a boat is made of metal, there are air stores inside of the boat that keep it afloat.


How do you make a ship out of metal float?

What detimines whether an oject will sink or float is the amount of fluid that it displaces. If the amount of fluid displaced weighs more than the object then it will float, if it weghs less it will sink. A boat can be made of any material, even concrete.


Can you recycle a boat?

yes, it is made of metal and plastic


If a boat were made of gold would it float?

No, a boat made entirely of gold would not float because gold is much denser than water. The density of gold is about 19 times higher than water, so the boat would sink.