An object weighs 54 N on a planet where the acceleration of free fall is 4.5 m s-2. What is the mass of the object?
0.083 kg0.083\text{ kg}0.083 kg
1.2 kg1.2\text{ kg}1.2 kg
12 kg12\text{ kg}12 kg
243 kg243\text{ kg}243 kg
209 exam-style questions on CIE IGCSE Physics Mass and weight, covering Mass and weight. Each one has a worked solution and a mark scheme showing where the marks go.