SC-187
Density
Lower Sec Science · Secondary 1 · Medium · Density
A metal block has a mass of 600 g and a volume of 200 cm³. It is attached to a wooden block so that together they just float in water. Which change will definitely make the combined object sink?
- Attach a small extra metal block underneath
- Attach a hollow plastic ball on top
- Make small holes to let water enter the wood
- Cut away some of the metal block
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