A ball of mass 0.25 kg is moving forwards at a speed of 0.80 m/s. A second ball of mass 0.15 kg is stationary. The first ball strikes the second ball. After the collision, the second ball moves forwards at a speed of 0.60 m/s.
What is the speed of the first ball after the collision?
0.32 m/s0.32\text{ m/s}0.32 m/s
0.44 m/s0.44\text{ m/s}0.44 m/s
0.56 m/s0.56\text{ m/s}0.56 m/s
0.80 m/s0.80\text{ m/s}0.80 m/s
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.