A cyclist travels at a constant velocity up a straight hill.
Which statement is correct?
There is a non-zero resultant force directed up the hill.
There is a non-zero resultant force directed down the hill.
There is a non-zero resultant force directed vertically downwards.
The resultant force on the cyclist and the bicycle is zero.
245 exam-style questions on CIE IGCSE Physics 1.5 Forces, covering 1.5.1a Forces, resultant force and motion, 1.5.1b Load–extension graphs and the spring constant, 1.5.1c Friction and drag, 1.5.1d Force, mass and acceleration, 1.5.1e Motion in a circular path, 1.5.2a Moment of a force, 1.5.2b Principle of moments and equilibrium, and 1.5.3 Centre of gravity and stability. Each one has a worked solution and a mark scheme showing where the marks go.