Which statement is best explained by reference to pressure?
An iron nail sinks in water while a wooden block floats.
High-heeled shoes leave deep indentations in a soft lawn.
A copper rod increases in length when heated.
A heavier cart requires a larger force to accelerate at the same rate.
188 exam-style questions on CIE IGCSE Physics Pressure, covering Pressure. Each one has a worked solution and a mark scheme showing where the marks go.