Similarly, you’ll notice which the distance between two adjacent troughs is the same no matter which two troughs you look at. But, more importantly, its is the same as the distance between the peaks. This distance which is a characteristic of the wave is called the wavelength. Waves have a characteristic wavelength. The symbol for […]

# Monthly Archives: July 2019

## Insane Number of People

Imagine you were calculating the number of people in a classroom. If the answer you got was 1 000 000 people you would know it was wrong—that’s just one insane number of people to have in a classroom. That’s all a sanity check is—is your answer insane or not? But what units were we using? […]