A student wants to determine the density of a regular rectangular wooden block.
Which apparatus does she need?
(Key: ✓\checkmark✓ = needed, ×\times× = not needed)
Balance: ✓\checkmark✓, Ruler: ✓\checkmark✓, Stopwatch: ✓\checkmark✓, Thermometer: ✓\checkmark✓
Balance: ✓\checkmark✓, Ruler: ✓\checkmark✓, Stopwatch: ×\times×, Thermometer: ×\times×
Balance: ✓\checkmark✓, Ruler: ×\times×, Stopwatch: ×\times×, Thermometer: ×\times×
Balance: ×\times×, Ruler: ✓\checkmark✓, Stopwatch: ×\times×, Thermometer: ×\times×
169 exam-style questions on CIE IGCSE Physics Density, covering Density. Each one has a worked solution and a mark scheme showing where the marks go.