A person standing in front of a tall cliff claps their hands and hears the echo 1.2 s1.2\text{ s}1.2 s later. Given that the speed of sound in air is 340 m/s340\text{ m/s}340 m/s, how far is the person from the cliff?
295 exam-style questions on CIE IGCSE Physics Sound, covering Sound. Each one has a worked solution and a mark scheme showing where the marks go.