The story of diameter
Chapter 1
The math of the middle
View / Create
Answer
Chapter 2
Sizing up the cosmos
View / Create
Answer
Chapter 3
Engineering the everyday
View / Create
Answer
YOUR GOAL
Master of The story of diameter
Ch 3 · Engineering the everyday
Fun Fact
Tree trunk size: The General Sherman sequoia tree has a maximum ground-level diameter of 11.1 meters, making it wider than a three-story house.
Glossary
diameter (noun)
A straight line segment that passes through the center of a circle or sphere and has its endpoints on the boundary. A tree's resistance to snapping under wind loads scales with its trunk's diameter cubed.
A straight line segment that passes through the center of a circle or sphere and has its endpoints on the boundary. A tree's resistance to snapping under wind loads scales with its trunk's diameter cubed.
Quiz
What photographic effect is created by using a lens with a very wide aperture diameter?
Quiz
What is the name of the world's largest single-stem tree by volume, famous for its massive diameter?
Quiz
What standard height do foresters use to measure a tree's diameter at breast height (DBH)?
Quiz
In photography, what is the opening inside a lens whose diameter controls light intake called?