On Earth, a spring stretches by 6.0 cm when a mass of 4.0 kg is suspended from one end.
The gravitational field strength on Mars is 25\displaystyle \frac{2}{5}52 of that on Earth.
Which mass, on Mars, would stretch the spring by the same extension?
1.6 kg1.6\text{ kg}1.6 kg
4.0 kg4.0\text{ kg}4.0 kg
6.0 kg6.0\text{ kg}6.0 kg
10 kg10\text{ kg}10 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.