A constant force acts on an object for a period of time, changing its momentum. Which action results in a decrease in the overall change in momentum?
doubling the force and doubling the time
halving the force and doubling the time
doubling the force for the same time
halving the force for the same time
78 exam-style questions on CIE IGCSE Physics Momentum, covering Momentum. Each one has a worked solution and a mark scheme showing where the marks go.