Four hollow plastic spheres, A, B, C, and D, each have a volume of 40 cm3.
The mass of each sphere is shown in the table:
| Sphere | Mass (g\text{g}g) |
|---|---|
| A | 18 |
| B | 30 |
| C | 42 |
| D | 54 |
Which spheres will float in a liquid of density 0.85 g/cm3?
A and B
A only
B and C
C and D
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.