Volume of a Sphere Worksheet
Calculate the volume of spheres given radius or diameter, and solve real-world problems involving sphere volumes.
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Volume of a Sphere
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Read each question carefully and calculate the volume of the sphere. Use the formula V = (4/3)πr³, where r is the radius. Round your answers to two decimal places unless otherwise specified. Use π ≈ 3.14.
1. Calculate the volume of a sphere with a radius of 6 cm.
2. A spherical balloon has a diameter of 10 inches. What is its volume?
3. If the radius of a sphere is doubled, its volume will increase by a factor of .
4. The formula for the volume of a sphere is V = .
5. Which of the following spheres has the largest volume?
Radius = 3 cm
Diameter = 7 cm
Radius = 3.5 cm
Diameter = 6 cm
6. A spherical water tank has a radius of 5 meters. How many liters of water can it hold? (1 m³ = 1000 liters)
7. If two spheres have the same surface area, they must also have the same volume.
True
False
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