Category
Physics Facts
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…
Somewhere Over Which Rainbow?
How many rainbows are there really when we only see one during a rainstorm? The answer isn't as simple as you might…
Tick-Tock Atomic Clock
Modern navigators rely on atomic clocks. Instead of old-style springs or pendulums, the natural resonances of atoms --…
The Early Universe Soup
In the first few millionths of the second after the Big Bang, the universe looked very different than today. In fact the…
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