Welcome to the science page!

From YouTube channels to online courses, there’s a lot of science content on the web. It can be daunting to find the best free sources that teach science in fun and effective ways. This page has been curated with links to some of the best free educational science material. Click on the articles below to select a link and learn a new topic.

Articles

Temperature Scales

Celsius, Fahrenheit, and Kelvin are all ways to measure temperature. All three temperature scales are used in different parts of...

Internal Energy

Internal energy is the total energy stored within a material or a system. This energy can take many forms, such...

Ideal Gas

An ideal gas is a theoretical gas that is composed of a large number of tiny particles that are in...

Critical Point

https://www.youtube.com/watch?v=gl2Es3g9ODQ The critical point is a temperature and pressure at which the properties of the liquid and gas phases become...

Heat Engine

A heat engine is like a machine that can turn heat into useful work. Just like how a water wheel...

Glowing Pickle

In the glowing pickle experiment, a pickle is connected to an electric circuit using copper wires, and when an electric...

Thermal Expansion

https://www.youtube.com/watch?v=QNoE5IoRheQ Thermal expansion is when things get bigger as they get hotter, and smaller as they get colder. This happens...

Magnus Effect

The Magnus force is a special force that acts on spinning objects moving through a fluid, such as air or...

Heat Capacity

Heat capacity is a measure of how much heat energy is needed to make an object or substance get warmer...

Types of Radiation

There are three types of nuclear radiation: alpha particles, beta particles, and gamma rays. Alpha particles: These are positively charged...

Blackbody Radiation

Blackbody radiation is a type of light that comes from an object that is so hot that it glows. Imagine...

Phase Change

A phase change is when a substance, like water or ice, changes from one form to another. For example, water...

1st Law of Thermodynamics

The first law of thermodynamics says that energy can’t be created or destroyed, it can only change from one form...

van der Waals Gas

A van der Waals gas is a type of gas that behaves differently from an ideal gas, especially at high...

Atomic Spectra

Atomic spectra are the patterns of light that are produced when an atom is excited, or when its electrons jump...

Drinking Bird: A Simple Heat Engine

https://www.youtube.com/watch?v=UCKC-QVcVn0 The drinking bird is a toy that is also an example of a heat engine. It is a glass...