Pressure in a Liquid (OCR GCSE Physics A (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
When does an object float in water?
When does an object float in water?
Weight < weight of water displaced
What is the buoyancy force equal to?
What is the buoyancy force equal to?
Weight of fluid displaced by object
What is the formula for pressure due to a column of liquid?
What is the formula for pressure due to a column of liquid?
What are the units for pressure in the formula ?
What are the units for pressure in the formula ?
Pascals (Pa)
What value is normally used for (gravitational field strength)?
What value is normally used for (gravitational field strength)?
10 N/kg
Which two factors does pressure in a liquid vary with?
Which two factors does pressure in a liquid vary with?
Depth and density
Why does a submerged object experience upthrust?
Why does a submerged object experience upthrust?
Greater pressure on bottom than top
Why does a ping pong ball float on water?
Why does a ping pong ball float on water?
Its density < density of water
What happens to atmospheric pressure as altitude increases?
What happens to atmospheric pressure as altitude increases?
Decreases due to fewer air molecules
A 1000 kg boat will sink into water until it has displaced how much water?
A 1000 kg boat will sink into water until it has displaced how much water?
1000 kg of water
What are the units for density in the formula ?
What are the units for density in the formula ?
kg/m³
What happens to pressure as depth in a liquid increases?
What happens to pressure as depth in a liquid increases?
Pressure increases