An experimental pendulum is set in motion in a laboratory. Over time, due to air resistance and friction at the support pivot, the pendulum slows down and eventually comes to a complete rest. All of its initial mechanical energy has been transferred to the surroundings.
Give one way that this energy has been transferred to the surroundings.
82 exam-style questions on Edexcel GCSE Physics 3.1 Energy stores and calculations. Each one has a worked solution and a mark scheme showing where the marks go.