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Calculating Buoyancy Practice Answers
1. Buoyant force = Volume of the object × Density of water
Buoyant force = 0.05 m³ × 1000 kg/m³ = 50 kg
2. Buoyant force = Volume of the object × Density of oil
Buoyant force = 0.02 m³ × 800 kg/m³ = 16 kg
3. Buoyant force = Volume of the object × Density of mercury
Buoyant force = 0.1 m³ × 13500 kg/m³ = 1350 kg
4. Buoyant force = Volume of the object × Density of gasoline
Buoyant force = 0.03 m³ × 700 kg/m³ = 21 kg
5. Buoyant force = Volume of the object × Density of seawater
Buoyant force = 0.01 m³ × 1025 kg/m³ = 10.25 kg
6. Buoyant force = Volume of the object × Density of lake water
Buoyant force = 0.2 m³ × 980 kg/m³ = 196 kg
7. Buoyant force = Volume of the object × Density of sulfuric acid
Buoyant force = 0.05 m³ × 1800 kg/m³ = 90 kg
8. Buoyant force = Volume of the object × Density of vegetable oil
Buoyant force = 0.04 m³ × 900 kg/m³ = 36 kg
9. Buoyant force = Volume of the object × Density of ethanol
Buoyant force = 0.03 m³ × 790 kg/m³ = 23.7 kg
10. Buoyant force = Volume of the object × Density of kerosene
Buoyant force = 0.02 m³ × 820 kg/m³ = 16.4 kg
11. Buoyant force = Volume of the object × Density of river water
Buoyant force = 0.1 m³ × 1000 kg/m³ = 100 kg
12. Buoyant force = Volume of the object × Density of sulfuric acid
Buoyant force = 0.05 m³ × 1800 kg/m³ = 90 kg
13. Buoyant force = Volume of the object × Density of vinegar
Buoyant force = 0.02 m³ × 1050 kg/m³ = 21 kg
14. Buoyant force = Volume of the object × Density of canola oil
Buoyant force = 0.03 m³ × 900 kg/m³ = 27 kg
15. Buoyant force = Volume of the object × Density of pond water
Buoyant force = 0.2 m³ × 980 kg/m³ = 196 kg
16. Buoyant force = Volume of the object × Density of hydrochloric acid
Buoyant force = 0.04 m³ × 1200 kg/m³ = 48 kg
17. Buoyant force = Volume of the object × Density of diesel
Buoyant force = 0.01 m³ × 830 kg/m³ = 8.3 kg
18. Buoyant force = Volume of the object × Density of methanol
Buoyant force = 0.03 m³ × 790 kg/m³ = 23.7 kg
19. Buoyant force = Volume of the object × Density of vegetable oil
Buoyant force = 0.02 m³ × 900 kg/m³ = 18 kg
20. Buoyant force = Volume of the object × Density of water
Buoyant force = 0.06 m³ × 1000 kg/m³ = 60 kg
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