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5.5 Pressure and pressure differences in fluids

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Question 10
H

A solid steel block sinks when it is placed in water. A steel ship of much greater mass floats on the same water.

a.

Explain why the ship floats but the solid steel block sinks.

[3]
b.

The ship sails from the sea into a freshwater river. Fresh water has a lower density than sea water. Describe and explain what happens to the ship as it enters the river.

[2]
Markscheme

5.5 Pressure and pressure differences in fluids Questions

  1. GCSE
  2. /Physics
  3. /5.5 Pressure and pressure differences in fluids

41 exam-style questions on AQA GCSE Physics 5.5 Pressure and pressure differences in fluids, covering 5.5.1 Pressure in a fluid and 5.5.2 Atmospheric pressure. Each one has a worked solution and a mark scheme showing where the marks go.

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