A builder lifts a bag of sand from the ground onto a platform.
The bag of sand has a mass of 25 kg. The gravitational field strength is 9.8 N/kg. Calculate the weight of the bag of sand.
The builder lifts the bag of sand 1.8 m at a steady speed. Calculate the work done by the builder on the bag of sand.
Give the energy store of the bag of sand that increases as it is lifted.
40 exam-style questions on AQA GCSE Physics 5.2 Work done and energy transfer, covering 5.2 Work done and energy transfer. Each one has a worked solution and a mark scheme showing where the marks go.