Physics for IGCSE & O level - Measurements And Units (Section 5 - No. 9)
If an object's mass is 20 kg and its volume is 10 m³, what is its density?
2 kg/m³
0.5 kg/m³
200 kg/m³
30 kg/m³
Explanation
Density = Mass / Volume = 20 kg / 10 m³ = 2 kg/m³
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