AQA GCSE Physics Paper 1
Focus Questions
- What is meant by a system? A group of ____________.
- There are changes in the way energy is stored when a system changes. Describe the energy changes and energy stores in the following examples.
- an object projected upwards
- a moving object hitting an obstacle
- an object accelerated by a constant force
- a vehicle slowing down
- bringing water to a boil in an electric kettle.