SciShow
Why Don't Birds Have Vertical Tails Like Airplanes?
How do you tell a plane from a bird? The vertical tail, of course! By why can birds fly without a vertical tail, and how do planes use their vertical tails to stay in the air?
SciShow
We Live in a Chimney
There are some captivating things when you look up at the night sky, but our location in the Milky Way may be fogging up our view.
Bozeman Science
Free Body Diagrams
Mr. Andersen shows you how to draw free body diagrams of various objects. The major forces (like gravity, normal, tension, friction, air resistance, etc.) are discussed and then applied to various problems.
SciShow
Why We've Only Ever Seen the Sun's Poles Once
The Ulysses mission revolutionized our understanding of the sun, but it's been the only orbiter to take this kind of out-of-ecliptic journey. Will an upcoming mission give us even more?
Bozeman Science
Wavelength
In this video Paul Andersen explains how the wavelength is the distance between oscillations in a wave. In a longitudinal wave this might be the distance between areas of compression. In a transverse wave it might be the distance between...
3Blue1Brown
How to lie using visual proofs
Time stamps: 0:00 - Fake sphere proof 1:39 - Fake pi = 4 proof 5:16 - Fake proof that all triangles are isosceles 9:54 - Sphere "proof" explanation 15:09 - pi = 4 "proof" explanation 16:57 - Triangle "proof" explanation and conclusion
Bozeman Science
Wave Energy
In this video Paul Andersen explains how the energy of a wave if directly related to the amplitude of a wave. The wave energy of a sound wave is the volume of the wave.
Crash Course
Friction: Crash Course Physics
Why is it hard to move a heavy bookcase across a carpeted floor? And why is it easier to keep it moving than it was to get it started moving? You might think it's all about weight, but actually it's about friction. Two kinds of friction!...
Bozeman Science
Torque
In this video Paul Andersen begins by discriminating between translation and rotational motion. He then explains how a torque is the product of the lever arm and the force perpendicular. The lever arm must be perpendicular to the axis of...
Bozeman Science
Equipotential Lines
In this video Paul Andersen explains how equipotential lines show equal electric potential in an electric field. Equipotential lines can be created from scalar values or by observing the electric field lines. An charged object can move...
Crash Course
Induction - An Introduction: Crash Course Physics
In this episode of Crash Course Physics, Megneto helps Shini explain what induction is, how it works, and why magnetism is so seemingly complicated.
Bozeman Science
Electromagnetic Waves
In this video Paul Andersen details the characteristics of electromagnetic waves. Electromagnetic waves are transverse waves that can move through both mediums and vacuums. The electric and magnetic fields oscillate perpendicular to the...
Bozeman Science
Magnetic Force
In this video Paul Andersen explains how a charge particle will experience a magnetic force when it is moving through a magnetic field. The right-hand rule is described as a method for determining the direction of the force. The...
Bozeman Science
Transverse and Longitudinal Waves
In this video Paul Andersen compares and contrasts transverse and longitudinal waves. Waves carry energy through oscillations. In transverse waves the oscillations are perpendicular to the direction of the wave and in longitudinal they...
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...
Curated Video
Elasticity Explained | Stress-Strain Curve, Hooke’s Law, and Young’s Modulus
New ReviewDive into the physics of elasticity—understand stress, strain, and deformation through Hooke’s Law and Young’s modulus. This lesson also unpacks stress–strain curves, plastic vs elastic behavior, and modulus types with real-world...
Curated Video
How to Square Lumber with a Surface Planer & Table Saw
Howcast - Learn how to square lumber in this Howcast woodworking video featuring Makeville Studio, part 2 of a 2-part series.
Curated Video
How to Get Up on a Wakeboard
Howcast - Wakeboarding is an awesome water sport that is easy to learn. The first thing to learn is how to get up on the wakeboard.
Curated Video
How to Wax a Surfboard
Howcast - Whether you've just bought a brand new shiny surfboard, or your current wax job is a grimy, slick mess, here's how to get that perfect grip so you don't slip off.
Curated Video
How to Do the Warrior II Pose
Howcast - Shiva is said to have created his personal warrior Virabhadra in a fit of anger by pulling a flaming lock from his head. But tearing your hair out is so clich
Curated Video
How to Mince Cut Parsley
Howcast - You could mince your words, take mincing steps, or make mince-meat out of an opponent. But none of that will work on parsley—better use a mince cut.
Curated Video
Explain how to calculate the area of a triangle
Pupil outcome: I can explain how to calculate the area of a triangle. Key learning points: - The area of a triangle is half the area of a parallelogram with same base and perpendicular height. - The area of a triangle can be calculated...
Curated Video
Explain how to calculate the area of a parallelogram
Pupil outcome: I can recall and explain how to calculate the area of a parallelogram. Key learning points: - The area of a parallelogram is equal to the area of the rectangle created by rearranging the parts. - Any parallelogram has a...
Curated Video
Use the area of a parallelogram formula to calculate unknown measurements
Pupil outcome: I can use the area of a parallelogram formula to calculate unknown measurements. Key learning points: - The area of a parallelogram is equal to its base multiplied by its perpendicular height. - If the area of a...