Learn how RTD Resistance Temperature Detector sensors work in this video on RTD sensors basics.

How to make a simple solid state relay using an LED, a LDR and resistor. Shown with calculations.

How to use a resistor, this quick tutorial will show you how to use a parallel and series resistor to get the resistance required for your circuit as well as how to read a resistor value.

Ground wire explained. What is the purpose of the ground wire, what does it connect to, when is it used, why is it used.

What is a ground rod used for? what does it connect to. Find out in this video.

Electronic pressure switches explained. Learn how electronic pressure switches work, strain gauge, mechanical pressure switches, electronics, wheatstone brdge<br/>

Servo motors explained, how do they work?

Learn how to calculate the discharging time of a capacitor with a resistor in this RC circuit charging tutorial with works examples

How long will a battery power a circuit? Learn how to estimate battery life in this video.

What is the Change Equation for Organizations? The Beckhard-Harris Change Equation aims to serve as a simplified way of analysing the potential success or failure of a change initiative within the workplace.

What is the 6 Changes Approach? The 6 Change Approaches developed by John Kotter and Leonard Schlesinger is a model to prevent, decrease, or minimize resistance to change in organizations.

Karl Gerth, Professor of History and Hsiu Chair in Chinese Studies at UC San Diego, muses on the question, When did “Modern China” begin?’

This video explores the concept of modern China and when it truly began, challenging the traditional view that it started in the mid-19th century. By examining the significant events and changes in China from the 17th century onwards,...

Ohm's Law explores the mathematical relationship between voltage, current, and resistance by analyzing Georg Ohm’s life and Ohm’s Law.

Friction defines the term friction by providing examples and comparing and contrasting the three types: sliding, rolling, and fluid.

Nina Simone was an American singer, pianist, and civil rights activist, born in 1933 in North Carolina. She trained as a classical pianist at Juilliard, but switched to performing jazz and blues in nightclubs. Her music was influenced...

Oprichnina | 3 Minute History

When Vector Man doesn’t stick to the plan, Ian’s true character appears… This lesson will investigate the drag force (including air resistance and water resistance), draw a velocity-time graph for a free falling object and calculate...

Commercial airplanes typically fly between 32,000 feet and 38,000 feet, with the sweet spot being approximately 35,000 feet. One of the main reasons commercial airplanes fly so high is air resistance. You see, the higher you go above the...

Learn how to use a potentiometer with one of the Arduino's analog input pins and the analogRead function. Visit the Science Buddies website for cool science projects you can do with an