Practice Applications Of Archimedes’ Principle (5.6) - Buoyancy and Archimedes’ Principle

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6 sample questions

Question 1.
What is buoyant force?
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Think about how objects feel lighter in water.
Question 2.
Give an example of a flotation device.
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What do you wear to stay afloat in water?
3Question 3.
What does Archimedes' Principle state?
- A body submerged in a fluid experiences an upward force.
- Buoyant force varies with temperature.
- Weight of the fluid displaced is always less than the object weight.
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Remember, it's about what happens when something is in water.
4Question 4.
True or False: Life jackets decrease buoyant force.
- True
- False
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Consider how life jackets function in water.
Question 5.
A 300 kg object is submerged in water. Calculate the buoyant force acting on it, assuming the density of water is 1000 kg/m³.
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Use the relationship between mass, volume, and density.
Question 6.
A metal block weighs 25 N in air and 15 N when submerged in water. Determine the buoyant force and weight of the water displaced.
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Think about the weight loss due to immersion in water.

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