SciShow Kids
Let’s Get Rolling! Physics for Kids
Jessi and Squeaks found a ton of rocks for their rock collection... but they're too heavy to get back to the fort! Join them as they figure out the perfect simple machine to help them out: the wheel and axle!
SciShow Kids
What Makes Bridges So Strong?
A SciShow Kids viewer wrote us to ask how bridges are strong enough to carry cars and trucks! Jessi and Squeaks can explain -- with blocks!
Crash Course
The Civil War, Part I Crash Course US History
In which John Green ACTUALLY teaches about the Civil War. In part one of our two part look at the US Civil War, John looks into the causes of the war, and the motivations of the individuals who went to war. The overarching causes and the...
Bozeman Science
Potential and Kinetic Energy
Mr. Andersen explains the difference between potential and kinetic gravitational energy. He also uses physics to calculate the energy in various objects.
SciShow
That Time We Gave Earth a Ring Made of Millions of Tiny Needles
In the 1960s, the USA almost put a ring around the Earth by launching hundreds of millions of tiny copper needles into space in an attempt to create a reliable boost for their communications systems.
Bozeman Science
Contact Forces
In this video Paul Andersen explains how contact forces result from interatomic forces. The following forces are explained at the interatomic level: normal force, applied force, friction force, tension force, spring force, and buoyant...
Crash Course Kids
Defining Gravity
So, if gravity pulls everything down, then why don't things on the bottom of the Earth get pulled down into space? In this episode of Crash Course Kids, Sabrina talks about gravity and explains that when we talk about gravity pulling...
SciShow
How Origami Could Change Rocket Designs
Origami is helping to ease our journeys back from space, and astronomers are learning more about coronal mass ejections from a distant star!
SciShow
Could You Run on Water?
It might be possible to run on water, as long as you're not on earth.
TED-Ed
TED-Ed: Newton's 3 Laws, with a bicycle - Joshua Manley
Why would it be hard to pedal a 10,000 pound bicycle? This simple explanation shows how Newton's 3 laws of motion might help you ride your bike.
Bozeman Science
Properties of Matter
Mr. Andersen surveys properties of matter. A brief discussion of Archimede's Principle, Charles Law, Boyle's Law, and viscosity is included.
Crash Course
Newton's Laws: Crash Course Physics
I'm sure you've heard of Isaac Newton and maybe of some of his laws. Like, that thing about "equal and opposite reactions" and such. But what do his laws mean? And how do they help us understand the world around us? In this episode of...
Bozeman Science
Newton's Three Laws of Motion
Mr. Andersen defines Newton's three laws of motion. He describes how the first law relates to inertia, how the second law relates to mass and acceleration, and how the third law allows a rocket to launch.
Crash Course
Voltage, Electric Energy, and Capacitors: Crash Course Physics
So, how do those defibrillators you see on TV actually work? Surprise! Physics can explain! Okay buckle up, everyone! Today, Shini has the task of breaking down Electrical Potential Energy, Electric Potential, Voltage, Capacitors, Energy...
Bozeman Science
Simple Machines
Mr. Andersen explains the simple principles behind simple machines. He shows how the mechanical advantage of a simple machine can increase the input force. A brief discussion of work is also included.
SciShow Kids
Fun with Magnets!
Jessi brought one of her favorite toys to the fort, a magnet! Let's see what it can stick to!
Curated Video
Git and GitHub Masterclass - Fast track your Journey to Git! - Basic Bash Commands
New ReviewThis video explains the basic bash commands such as mkdir, cd, pwd to name a few.
Curated Video
How Planetary Rings Pull You In: Gravitational Force & Speed Explained
New ReviewExplore how the gravitational force and potential energy behave along the central axis of a planet’s ring system. Learn how symmetry simplifies the math and how energy conservation reveals the particle’s speed through the ring’s center.
Curated Video
How Fast Can a Star Spin Before It Breaks Apart?
New ReviewA neutron star spinning at 1 revolution per second is on the edge of tearing itself apart. This lesson breaks down the physics of rotational stability, showing how gravity and circular motion determine the star's minimum mass.
Curated Video
Pascal’s Law Explained | Force Multiplication, Hydraulic Lift & Applications in Physics
New ReviewDiscover how Pascal’s Law makes it possible to lift massive weights with a small force! 🌊 This lesson explores the principle of pressure transmission in fluids, derivation of key formulas, force multiplication using pistons, and...
Curated Video
How Pressure and Density Work in Fluids: Explained with Real Examples and Formulas
New ReviewLearn how to calculate pressure and density in fluids, understand why pressure increases with depth, and explore the difference between absolute and gauge pressure through real-world physics applications.
Curated Video
Understanding Newton's Laws of Motion in Everyday Life
This video provides an introduction to Newton's three laws of motion, explaining how they help us understand the movement of objects in our everyday lives. It discusses the first law of inertia, which states that an object remains still...
Curated Video
Understanding Newton's First Law of Motion: Inertia and Forces
This video discusses Newton's first law of motion, also known as the law of inertia. It explains how Newton built upon the experiments of Galileo to formulate this law. The video illustrates the concept using the example of a ball on the...