Category
Physics Facts
The Equivalence Principle
Four hundred years ago--or so the story goes--Galileo Galilei started dropping things off the Leaning Tower of Pisa:…
Single Molecule Electroluminescence
There are two main ways to make light. In incandescence , something is heated until it glows, like the filament of an…
How Fast is Mach 1?
Mach 1 is the speed of sound. A Mach number is simply the ratio of an object's speed to the speed of sound in the air…
When Do We Encounter Ionizing Radiation In Our Daily Lives?
Everyone who lives on this planet is constantly exposed to naturally occurring ionizing radiation (background…
All Physics facts
Atmospheric
Classical Mechanics
Fundamentals
- Bizarre Boiling
- Galileo Thermometers
- Get the Point?
- How Fast is Mach 1?
- How Lasers Work
- Kinetic Theory of Gases
- Many Happy Returns!
- Newton's First Law of Motion
- Newton's Three Laws of Motion
- The Fourth State of Matter
- The Physics of Sandcastles
- The Weakest Force
- Tick-Tock Atomic Clock
- Torque
- What Is An Atom?
- What Is Radiofrequency Energy (Rf)?
- X-Rays - Another Form of Light