An industrial winch lifts a geothermal monitoring sensor vertically out of a deep borehole through a height of 65 m65\text{ m}65 m. The mass of the sensor is 85 kg85\text{ kg}85 kg. The gravitational field strength is 9.8 N/kg9.8\text{ N/kg}9.8 N/kg.
Calculate the increase in gravitational potential energy of the sensor.
Give your answer to 2 significant figures.
44 exam-style questions on AQA GCSE Physics 1.1 Energy changes in a system, and the ways energy is stored before and after such changes, covering 1.1.1 Energy stores and systems, 1.1.2 Changes in energy, 1.1.3 Energy changes in systems, and 1.1.4 Power. Each one has a worked solution and a mark scheme showing where the marks go.