Pressure in a Liquid (AQA GCSE Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
A 1000 kg boat floats when it has displaced what mass of water?
A 1000 kg boat floats when it has displaced what mass of water?
1000 kg
When does an object float in water?
When does an object float in water?
Weight < weight of water displaced
What does the buoyancy force equal?
What does the buoyancy force equal?
Weight of fluid displaced
Why does a ping pong ball float on water?
Why does a ping pong ball float on water?
Its density < water density
What happens to pressure as depth in a liquid increases?
What happens to pressure as depth in a liquid increases?
Pressure increases
Which formula calculates pressure in a liquid column?
Which formula calculates pressure in a liquid column?
What is the unit of pressure in the formula ?
What is the unit of pressure in the formula ?
Pascals (Pa)
What value of is normally used in the formula ?
What value of is normally used in the formula ?
10 N/kg
What causes upthrust on a submerged object?
What causes upthrust on a submerged object?
Greater pressure on bottom than top
How does Earth's atmosphere change with altitude?
How does Earth's atmosphere change with altitude?
Gets less dense
Why does atmospheric pressure decrease at higher elevations?
Why does atmospheric pressure decrease at higher elevations?
Fewer air molecules above
Pressure in a liquid varies with which two factors?
Pressure in a liquid varies with which two factors?
Depth and density