Estimation

Category archives for Estimation

Long Overdue Snow Physics Post

Ages and ages ago, I posted the picture that’s the “featured image” above, and asked people to submit physics comments about it. Then I got distracted by a series of shiny things, and never did anything with the handful of responses I got. Because I’m a Terrible Person. Anyway, it’s long overdue, but here are…

On the Steering of Sleds

In the previous post about luge, I mentioned that there was one thing that came up when Rhett and I were talking about this, namely why there are differences in times between racers. The toy physics model I set up last time suggests that the difference between riders is only a matter of aerodynamics– two…

Snow Plow Projectile Physics

We got over a foot of snow yesterday and today, so schools are closed. Except Union is a residential college, so we never close, which means I have to dig my car out all the same. Which I did, clearing a path to the unplowed street, then took Emmy for her morning walk. During which,…