Colin Perry

How a Catapult Works: The Physics and Mechanisms

Why Can’t We See Ultraviolet Light?

What Is Static Pressure in Water and How Is It Measured?

How Does a Boomerang Come Back? The Science Explained

How Long Does It Take to Build a Rocket?

Is Accuracy or Precision More Important?

What Are Free Body Diagrams and How Do They Work?

How to Calculate Gear Ratio With 3 Gears

How Does a Venturi Pump Work?

How to Calculate Vertical Velocity With Formulas and Examples

How Many Lumens Is Direct Sunlight?

How Does Wind Move? The Science of Air in Motion

How Hot Is Smoke? The Temperature of Smoke Explained

How to Find Volume With Density and Mass

What Makes the Sky Pink? The Science of Light and Color

What Is a Coffee Cup Calorimeter and How Does It Work?

What Causes the Magnetic Needle in a Compass to Point North?

Does an Electromagnetic Pulse Affect Batteries?

How to Find Volume From Density and Mass

What Is the Relationship Among Frequency, Wavelength, and Wave Speed?