Volume of Spheres

Volume of Spheres

By Rachael Baumgartner

Multiple Choice

Which shape can we find the volume of given only it's radius?

Formula for Volume of a Sphere

Some text here about the topic of discussion

Volume of Sphere=2/3 Volume of Cylinder​

https://www.youtube.com/watch?v=TnqtAprhzNE​

Video demonstration

Volume of Sphere

​Volume of a Sphere = 2/3 Volume of a Cylinder

​Volume of a Sphere =​ 2/3 π r² h

​Volume of a Sphere =​ 2/3 π r² (2r)

​Volume of a Sphere =​ 4/3 π r³

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Some text here about the topic of discussion

Draw

Label the radius and write the formula for volume of a sphere

Draw

Find the volume of the sphere.

Multiple Choice

Barney wanted to know how much ice cream he got in one scoop. The radius of a scoop is 2 inches. Find the volume. Use 3.14 for pi.

• 345.3 in³
• 33.5 in³
• 25.1 in³
• 50.2 in³

Multiple Choice

Find the volume of the Sphere. Use 3.14 for pi.

• 337.3 ft³
• 137.2 ft³
• 274.4 ft³
• 205.8 ft³

Open Ended

Find the radius of a sphere with a volume of 37.7 in³.

Poll

How do you feel about spheres?

• I wasn't listening and have no idea how to find the volume of spheres.

• I could identify the radius of a sphere.

• I could use the radius and formula to find volume.

• I can find volume or radius of a sphere when given the volume.

Poll

How did you like using Quizizz lesson.

• Did not like it at all.

• Didn't love it, but better than normal notes.

• Was kind of cool.

• I want this to be used more.