I mentioned once before that we have three grammatical genders in Polish language: masculine (‘on’), feminine (‘ona’) and neuter (‘ono’). Every single noun in Polish…

# Tag: lessons

## Deriving formula for centripetal acceleration from angular velocity | AP Physics 1 | Khan Academy

## Free body diagram with angled forces: worked example | AP Physics 1 | Khan Academy

## 4 Realizations That Will Change Your Life | Story of a Dragonfly

In the bottom of a pond. It seems there were a colony of insects. Every now and then, one of those insects used to climb…

## Thermal conduction, convection, and radiation | Thermodynamics | Physics | Khan Academy

– When we observe what we call fire we have this combustion reaction going on and then we see these flames what we’re really observing…

## Lorentz transformation derivation part 1 | Special relativity | Physics | Khan Academy

## Emf induced in rod traveling through magnetic field | Physics | Khan Academy

## Connecting period and frequency to angular velocity | AP Physics 1 | Khan Academy

## Physics: Kinetic and potential energy in a roller coaster

Basic underlying principles of a roller coaster start with one of the more fundamental laws of all physics and that is the law of conservation…

## Intuition behind formula for thermal conductivity | Physics | Khan Academy

– So I have an interesting system over here. I have two compartments, on the left compartment I have a gas that is at a…