It defines the rate of change as a function
What is a derivative?
A piece of this food has 200 calories, according to Strogatz
What is Cinnamon-Raisin Bread?
The concept this diagram represents

What is slope?
The author of Infinite Powers
Who is Steven Strogatz?
The name of the chapter this trivia is based on (the name is not Chapter 6)
What is "The Vocabulary of Change"?
Who is Usain Bolt?
The derivative of x2 with respect to x
What is 2x?
The day when the when the days are lengthening the fastest
What is the spring equinox?
The concepts that this diagram shows schematically

What are "The Three Central Problems of Calculus"?
A great scientist who knew what to stress and what to ignore in mathematical modeling
Who is Galileo Galilei/Johannes Kepler?
Devices that have solved the problem of what the rate is when the rate keeps changing
What is a speedometer/GPS?
The fastest time Usain Bolt achieved during a 100-meter sprint, to the nearest hundredth.
What is 9.58 seconds?
What is Δy/Δx?
The example Strogatz uses to illustrate non-smooth curves in real-world applications
What is flipping a switch in an electrical circuit?
The year this graph's data is based on

What is 2018?
Philosopher who claimed that a faster runner could not outrun a slower one
Who is Zeno (of Elea)?
One of Zeno's paradoxes
What is the paradox of Achilles and the tortoise or the Paradox of the Arrow?
One way Usain Bolt celebrated his victory in the 2008 Beijing Olympics
What is slowing down visibly, dropping his arms to his side, or slapping his chest?
These are "The Three Central Problems of Calculus"
What are the
1. Forward Problem
2. Backward Problem
3. Area Problem
One example of predator-prey interactions in biology that Strogatz uses to highlight oscillating systems
What are sharks and fish/Canadian hares and lynxes?
The high-tech instruments used by biomechanical researchers to capture the data in this graph

What are laser guns?
He said, "Art is a lie that makes us realize truth."
Who is Pablo Picasso?
The maximal permissible gradient for a wheelchair ramp according to the Americans with Disabilities Act.
What is a rise of 1 inch for 12 inches of horizontal run (What is 1/12)?
The sports Usain Bolt played as a child
What are soccer and cricket?
The idea of drawing a smooth curve between the data available
What is interpolation?
Strogatz's shorthand for eastward displacement
What is "eastiness"?
The name of a runner, save Usain Bolt, pictured in this photograph

Who is Richard Thompson/Walter Dix/Churandy Martina/Asafa Powell/Michael Frater/Marc Burns/Darvis Patton?
Steven Strogatz's daughter, who worked at a clothing store in a mall, earning $10 an hour
Who is Leah Strogatz?
The model of car that Chevrolet claims can go from 0 to 60 miles per hour in 4 seconds flat
What is the V-8 Camaro SS?
The object that Strogatz compares the wiggles in Usain Bolt's instantaneous speed graph to, which makes it look bushy
What is a pipe cleaner?