A supply package dropped from an airplane reaches terminal velocity. Its parachute then deploys. What happens to the package immediately after the parachute opens?
It begins to move upwards.
It experiences a net force upwards.
Its speed increases.
The gravitational force on it decreases.
183 exam-style questions on CIE IGCSE Physics 1.5.1a Forces, resultant force and motion. Each one has a worked solution and a mark scheme showing where the marks go.