Buoyancy

Our IA demonstrates the relationship between buoyancy and liquids of different densities. As competitive swimmers, we are always striving to find the ideal conditions to swim in. The idea that different densities of liquids could affect the buoyancy of the objects in the liquids immediately sparked an interest to us. What would happen if the pool we swim in was full of rubbing alcohol or vegetable oil instead of water? What would happen to the buoyancy of the objects in the pool? We placed a 200 kg

I learned that buoyancy refers to something how well it floats or sinks. If something is able to float, it is buoyant. We can feel something can float by its weight, because usually when something is light, it floats and is considered buoyant. If something is heavy, it sinks and is not considered buoyant. But then we wonder, how can big, massive objects like cruise ships, float? To answer this, we have to understand the concept of density, which is the amount of mass something has, relative to its

In water, you seem to be lighter than when on land. The reason that you seem lighter in the water than on land is because of an upward power called buoyancy. The disturbance is different in freshwater and saltwater as you will see in the following paragraphs. Buoyancy is a power that is caused by a disturbance in the water. For instance, if a rock is tossed in the water there are ripples. The ripples in the water are the disturbance. The disturbance makes a power from all sides. In the ocean,

China as military signaling lanterns (2). Today ethnic Chinese communities celebrate the end of the Lunar New Year Holidays (3) by launching small hot air balloons ( known as Kung-Ming Lanterns ). The first recorded mathematical description of buoyancy (and thus hot air balloon behavior) was developed by Archimedes over 2000 years ago in Greece (4). The bouncy force is summarized by Archimedes's principle , “the magnitude of the buoyant force is always equal the weight of the fluid displaced by

is in water that allows it to float is called buoyancy. The buoyant force is always equal to the weight of the water displaced by the object in the water. This force was discovered by Archimedes, who was in his bathtub when he wondered why objects seemed lighter when he held them under the water. He found out that if an object is lighter than the weight of the water it displaces, it will float, but if it is heavier, it will sink. The force of buoyancy is important in many different areas, and especially

Three containers are filled with water to the same height and have the same surface area at the base: hence the water pressure and total force on the base of each is the same. Yet the total weight of the water is different for each. Explain this "hydrostatic paradox" The key to this problem is that the force on a container due to the hydrostatic pressure is always perpendicular to the surface of the water. According to Newton’s 3rd law, the container will push back on the water in the exact opposite

To keep it simple, let's check out the main thing you should know about a boat: Buoyancy. Buoyancy, by definition, is the upward force exerted by a liquid on any immersed object. If the force of the liquid on the object is greater than that of the object on the liquid then the object will float. In other words buoyancy is dependent upon the density of the liquid and the volume of the object submerged. Buoyancy: Fb= d*g*V Where Fb= the magnitude of the buoyant force d= density of the

org/science-fair-projects/project_sample_abstract.shtml 3. http://www.sefmd.org/Abstracts/SampleAbstracts.htm 4. http://van.physics.illinois.edu/qa/listing.php?id=1524 5. http://www.ehow.com/facts_7185225_salt-make-water-dense_.html 6. http://www.ask.com/wiki/Buoyancy 7. http://dictionary.reference.com/browse/density?s=t Page 11 Log Book January 11, 2013 Filled up small tub with 10 cups of water and put an egg, toy car and paper clip in. With no salt No objects float 4 Teaspoons of salt

study this principle. For example, it could be tested in any fluid to see if Archimedes’ principle is still correct when dealing with gases; a heterogeneous mixture could replace the water to see demonstrate that it is truly density affecting the buoyancy of the object. This method was used because it required only a simple procedure while still accurately displaying Archimedes’ principle. It also involved taking measurements and using significant figures, which is

knowledge and also, evaluating and explaining the main aspects of physics found in basketball and how they are applicable. The main elements of physics found in basketball that I will be analysing and talking about are Newton 's 2nd law, Gravity, Buoyancy, Drag and the Magnus effect. They all have a large effect separately and also a large effect constructively, effecting one another and also having a large effect on the sport of basketball, effecting the movement of the basketball when passing shooting