8.8 Cones, Cylinders, & Spheres

Beginning Lesson

Aws4 request&x amz signedheaders=host&x amz signature=7c61a01079bb78273a2ec18854c7368b35c2f31cdb83e3fddb3bea8dcfe8a744

Belly of the Beast

Were megalodons godfathers of the sea? Students model the bodies of different sharks using cylinders, and explore how the volume of a cylinder changes when its dimensions change. They learn that the megalodon was a massive ocean beast, but that its size may ultimately have led to its downfall.

Topic: Geometry (G)

Middle Lesson

Aws4 request&x amz signedheaders=host&x amz signature=f1c740846ecc511cbe1338b65b47ccb7a885e768d92aa961b95d878407b2c7a7

Pony Up

How do you increase the horsepower of a car engine? Students calculate the volumes of different car cylinders, and explore ways to make engine even more powerful by changing the dimensions of an engine's internal geometry.

Topic: Geometry (G)

End Lesson

Aws4 request&x amz signedheaders=host&x amz signature=69b73c6db0a41456b18d04166403c01000bf432e7aca867aca91c50a2eff1edc

Cheese That Goes Crunch

Which is better: crunchy or puffy Cheetos? Students calculate the surface area : volume ratio for each snack to determine which one tastes cheesier.

Topic: Geometric Measurement and Dimension (GMD), Geometry (G), Modeling with Geometry (MG)