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what does it have to with density?

2006-09-19 12:07:31 · 28 answers · asked by patricia 1 in Science & Mathematics Earth Sciences & Geology

28 answers

Most of these people have it partly correct. Density does make a difference.
Think about this, why would a 75 million ton steel ship float???
The reason a ship will float is the air that is trapped inside... cut a hole in the side of it below the water line and suddenly you lose those air pockets and the ship sinks.
The way this translates over to the bowling ball is there is nowhere for air to get trapped inside the ball except for the finger holes but the pockets are not big enough to sustain the weight.

Fill the bathtub all the way up with water, put a steelbowl upside down on the water... try to push it down.

2006-09-19 12:21:49 · answer #1 · answered by wizardslizards 4 · 1 1

The way you want to view density here: does the object weigh more than water the same size of the object. If the answer is yes, like the bowling ball, then it will sink. If not, it will stay afloat. Scientists think that the planet Saturn has such a low density that if put in water it would float.

2006-09-19 12:10:09 · answer #2 · answered by TrainerMan 5 · 1 0

Density is the amount of stuff in a certain area. Weight and density both combined determine whether or not something will float, but density is the bigger factor. For instance, a slice of bread will float on water, but the same slice balled up tightly will sink, because it is now more compressed, and thus more dense than water. Interesting fact: Saturn, although it is a massive planet, is made of a gass that is far less dense than water, which means if you had enough water, you could make it float! So for future reference, just remember that density=Mass/Area, and you can't go wrong! Oh, as for the bowling ball...did you expect it to float? ;-)

2006-09-19 12:12:15 · answer #3 · answered by neroh87 1 · 0 1

The bowling ball is denser then water, causing it to sink. Water has a density of 1 so that means the bowling ball has a density greater than one.

2006-09-19 12:09:01 · answer #4 · answered by Liz♥ 4 · 2 0

Actually, gravity has nothing to do with it. It has to do with the density. The bowling ball is more dense than the water, therefore it sinks.

2006-09-19 14:15:36 · answer #5 · answered by ThunderAndRocky 1 · 0 0

The bowling ball has much higher density than water. So when you put it in water, it sinks.

2006-09-19 12:08:53 · answer #6 · answered by Allinone 1 · 2 0

It has a lot to do with density.

Achimedes' Law: A body submerged in a liquid is pushed upwards by a force equal with the gravity of the volume of liquid that body displaces.

When you see "volume" and "gravity" in this law, density comes in play, because density is actually defined as "mass per volume", or "specific gravity"

That means:
If you put in water something with density greater than water, the gravitation force of the object is greater than Archimedes' force. The resultant force will make the object sink.

2006-09-19 12:19:36 · answer #7 · answered by Zeke 2 · 0 0

yes she is right the density of ball is more than the water thats y it sinks where as if u take a piece of wood it will float coz its density is less as compared to water.. so it totally depends on the density.. and if u want a detailed explaination bout density will give u later bye babe

2006-09-19 12:10:13 · answer #8 · answered by harry d 2 · 1 0

Bowling balls sink in water because they weigh more then the density of the water

2006-09-19 12:08:39 · answer #9 · answered by Amber 2 · 1 2

Bowling balls sink because they have a higher density then water. if they had less density than water bowling balls would float

2006-09-19 12:08:50 · answer #10 · answered by Anonymous · 2 1

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