Use Newton's 2nd law to calculate the percentageof an object’s volume thatisabovewater, while floating at rest in freshwater.The object’s average density is640 kg/m3.Don’t just begin with an equation out ofthe book.

Q: A raft is 4.20 m wide and 7.30 m long. When a horse is loaded onto the raft, it sinks 2.70 cm deeper…

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Q: A certain block of wood has a volume of 553 cm³ and floats on water (density = 1.0×10³ kg/m³) with…

A: Volume of wood =V=553 cm3density of waterδ=1000 kg/m3percentage of volume submerged =25%

Q: We have an object that has some volume. You put it in pure water and it floats! 66% of the object’s…

A: When an object that has some volume floats on the water by getting submerged to a certain…

Q: A beaker contains water in it. Find the absolute pressure, in the unit of kPa, at the bottom of a…

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Q: an object has a total volume of 5 liters (which is 5000 cubic centimeters) and a mass of 4 kg.  What…

A: Given data:  Volume (V) = 5 L = 5000 cm3 Mass (m) = 4 kg = 4000 g Required: Density (ρ)

Q: A cube of plastic (10 cm to a side) is placed into a vat of water. If the cube has a density of 720…

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Q: 6. A spherically shaped balloon has a radius of 13.5 m, and is filled with helium. How much extra…

A: Calculate the volume of the spherical balloon. V=43πr3=43π13.53=10,306 m3   Therefore, the mass of…

Q: A hollow sphere of inner radius 8.83 cm and outer radius 9.81 cm floats half-submerged in a liquid…

A: Given: rin=8.83 cmrout=9.81 cmρl=716.00 kg/m3half submerged

Q: A hollow sphere of inner radius 9.06 cm and outer radius 9.96 cm floats half-submerged in a liquid…

A: Given: inner radius, r1 =9.06 cm = 0.0906 mouter radius, r0=9.96 cm = 0.0996 mDensity of the liquid…

Q: A cargo ship of mass 80000 metric tonnes is floating in the Great Lakes. The Great Lakes are fresh…

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Q: A spherical shell of copper with an outer diameter of 8 cm floats on water with 70% of its volume…

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Q: If the human body has an average density of 983 kg/m3, what fraction of a person is submerged when…

A: Given  average human density (ρb)=983 kg/m3 density of fresh water ρw=1000 kg/m3 density of salt…

Q: A raft is 5.70 m wide and 6.50 m long. When a horse is loaded onto the raft, it sinks 2.90 cm deeper…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Bird bones have air pockets in them to reduce their weight-this also gives them an average density…

A: In a submerged body, the loss of measured weight of an object due to submergence in a liquid is…

Q: A person has density 1,010 kg/m3. Sea water normally has density 1,027 kg/m3. If a person floats in…

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Q: A metal bowl with a weight of 1.30 N is placed in a larger kitchen container filled with soybean…

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Q: certain man has a mass of 81 kg and a density of 993 kg/m3 (excluding the air in his lungs).…

A: The mass of the man is 81 kg.The density of the man is 993 kg/m3.

Q: Suppose a woman floats in freshwater with 3.75 % of her volume above the surface of the water. Part…

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Q: A rock weighing 0.54 N in air is submerged in a fluid of density 1.58 g/cm3 and supported by a…

A: W = 0.54 N  pL = 1.58 g/cc = 1580 kg/m3 V= 3.2cc = 3.2 × 10-6 m3

Q: An object of mass 3.0 kg and volume of 0.002 m3 is placed into a fluid of density 1.33×103 kg.m-3 .…

A: When an object is placed in a fluid ,whether it will sink or float is determined by the forces…

Q: A US Navy nuclear submarine (mass m = 10,000,000 kg) is cruising under the Arctic ice sheet at a…

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Q: Archimedes’ principle can be used to calculate the density of a fluid as well as that of a solid.…

A: The buoyant force on the chunk of iron must equal the difference in its weight and the apparent…

Q: A rock with a mass of 577 g in air is found to have an apparent mass of 363 g when submerged in…

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Q: A raft is 4.80 m wide and 7.30 m long. When a horse is loaded onto the raft, it sinks 2.90 cm deeper…

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