Exploring Volume and Surface Area of Spheres

What shape is a sphere compared to?

• A cube

• A cylinder

• A pyramid

• A ball

What is the formula for the volume of a sphere?

• 3/4 PI R cubed

• 2 PI R squared

• 4/3 PI R cubed

• PI R squared

What is the formula for the surface area of a sphere?

• 4 PI R squared

• 2 PI R cubed

• 4/3 PI R squared

• PI R cubed

What mathematical constant is used in the formulas for both volume and surface area of a sphere?

• Pi (π)

• Golden ratio (phi)

• Square root of 2

• Euler's number (e)

If the diameter of a sphere is 12 inches, what is the radius?

• 24 inches

• 3 inches

• 12 inches

• 6 inches

Using a radius of 6 inches, calculate the volume of the sphere.

• 72 PI inches cubed

• 288 PI inches cubed

• 216 PI inches cubed

• 144 PI inches cubed

Using a radius of 6 inches, what is the surface area of the sphere?

• 72 PI inches squared

• 288 PI inches squared

• 216 PI inches squared

• 144 PI inches squared

How do you calculate the radius if you know the diameter of the sphere?

• Multiply the diameter by 2

• Divide the diameter by 2

• Multiply the diameter by 4

• Divide the diameter by 4

What is the volume of a sphere with a radius of 4 cm?

• 128 PI cm cubed

• 32 PI cm cubed

• 64 PI cm cubed

• 85.33 PI cm cubed

What is the surface area of a sphere with a radius of 4 cm?

• 128 PI cm squared

• 16 PI cm squared

• 32 PI cm squared

• 64 PI cm squared