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New videos from Khan Academy 2019-05-17T19:41:02.048860
Mis à jour : il y a 1 heure 36 min

The Cathedral of Notre-Dame, Paris (before the fire)

ven, 2019-05-17 19:41
The Cathedral of Notre-Dame, Paris, begun 1163 (recorded before the fire). speakers: Dr. Beth Harris and Dr. Steven Zucker

The palace decoration of Ashurbanipal

mar, 2019-05-14 21:21
Ashurbanipal wasn't just an Assyrian king, he was a propaganda king. The layout, decorations and even the landscaping of his palaces were all made to point to one major fact - he was more powerful than you. WARNING: includes scenes of pet lions. DOUBLE WARNING: Pet lions are a bad idea. The BP exhibition I am Ashurbanipal: king of the world, king of Assyria 8 November 2018 – 24 February 2019 Book now https://goo.gl/wUnur2 Supported by BP Logistics partner IAG Cargo #Ashurbanipal #Assyria #chokinglionslikeaneoassyrianbossspecificallylikeAshurbanipal

Assyria vs Elam: The battle of Til Tuba

mar, 2019-05-14 21:20
The battle of Til Tuba reliefs are among some of the great masterpieces of ancient Assyrian art. The movement and details are truly stunning. That said, the scenes actually being depicted are anything but easy on the eye. Join curator Gareth Brereton as he walks you through the reliefs that once decorated the last great king of Assyria's royal palace. WARNING: includes scenes of drowning, flaying and wearing your deceased leader's head as a necklace. DOUBLE WARNING: includes scenes of extreme royal hat misplacement. The BP exhibition I am Ashurbanipal: king of the world, king of Assyria 8 November 2018 – 24 February 2019 Book now https://goo.gl/wUnur2 Supported by BP Logistics partner IAG Cargo #Ashurbanipal #Assyria #Ancientwarfare

Relative density (Specific gravity)

ven, 2019-05-10 11:56
Let's explore what relative density is.

Free fall - 2 body solved numerical

ven, 2019-05-10 11:56
Let's solve a numerical on 2 free falling bodies. One stone dropped and another one, thrown up, when and where do they meet?

Free fall - total time up & down solved example

ven, 2019-05-10 11:56
Let's solve problems involving objects in free fall, and we are given/asked the total time to up and then come back down.

Calculating pressure due to weight

ven, 2019-05-10 11:56
Let us calculate pressure due to the weight of a Gorilla and monkey.

Pressure in liquids

ven, 2019-05-10 11:56
Why submarines get crushed under water? Due to immense pressure in liquids. Let's learn about pressure in liquids.

Free fall 1 body - solved example

ven, 2019-05-10 11:56
Let's solve problems on one body in free fall.

Pressure & thrust

ven, 2019-05-10 11:56
What are thrust and pressure? Well, that's exactly what we will explore in this video. We will also learn the formula and units of pressure, by taking various examples.

Universal law of gravity example

ven, 2019-05-10 11:56
Let's explore how the force between masses change when the distances and the masses change using the universal law of gravity.

Archimedes principle & buoyancy

ven, 2019-05-10 11:56
Let's explore what Archimedes principle & buoyant force is.

Calculating mass of displaced liquid

ven, 2019-05-10 11:56
Let's solve 2 problems in finding the mass of displaced water. 

Condition for floating

ven, 2019-05-10 11:56
Let's learn why floatation depends on density.

Video tour: Khan Academy AP®︎ Computer Science Principles

mer, 2019-04-24 18:18
Are you a current or future teacher of AP CSP? Khan Academy now offers AP CSP content across 5 units: computers, the internet, programming, algorithms, and data analysis. This video will give you a tour of the student experience and teacher tools. Dive into the content here: https://www.khanacademy.org/computing/ap-computer-science-principles

Barbara Hepworth, Pelagos

lun, 2019-04-22 20:32
Dame Barbara Hepworth, Pelagos, 1946, elm and string on oak base, 43 x 46 x 38.5 cm (Tate Britain). Pelagos is the word for "sea" in Greek. speakers: Dr. Beth Harris and Dr. Steven Zucker

Holding on to pagan traditions in the early Christian era: The Symmachi Panel

dim, 2019-04-21 03:50
The Symmachi Panel, c. 400 C.E., ivory, 32 x 13 cm (Victoria and Albert Museum, London). Speakers: Dr. Steven Zucker and Dr. Beth Harris

Socially efficient and inefficient outcomes

ven, 2019-04-19 23:45
If all costs and benefits are captured by the supply and demand curves, then the market outcome is a quantity where marginal social costs equals marginal social benefit. But what if they don't? In this video, see how markets might produce an inefficient quantity.

Gini Coefficient and Lorenz Curve

ven, 2019-04-19 23:45
Learn how the Gini coefficient can be used to interpret income inequality in this video.

Rival and excludable goods

ven, 2019-04-19 23:45
Learn the difference between rivalry and excludability, and how these characteristics determine whether a good is a private good, public good, artificially scarce good, or common resource.

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