Between the 1750s and 1776, an escalating series of conflicts between the United Kingdom and its American colonies led to revolution and the creation of the United States of America.
After the Civil War, there was one frontier left to conquer: the American West. As American settlers pushed west, Native Americans fought to survive.
Comparing depreciation and amortization
This video is from the Khan Academy subject of Math on the topic of Algebra and it covers Analyzing and identifying proportional relationships ex3.
The resource "Analyzing a resistor circuit with two batteries" is included in the "Electrical engineering" course from Khan Academy. This resource is one of the sub-topics in the "Circuit analysis" topic area.
This video is from the Khan Academy subject of Humanities on the topic of Art History and it covers Ancient Greek and Roman Art.
A project between Khan Academy and Rome Reborn - with Dr. Bernard Frischer
Explore how we have hidden secret messages through history.
Explore the history of communication from signal fires to the Information Age
See how Angiotensin 2 effects 4 target "organs" to increase blood pressure. Rishi is a pediatric infectious disease physician and works at Khan Academy.
Using the angle bisector theorem to solve for sides of a triangle
What the angle bisector theorem is and its proof
Using what we know to solve for angles in the Angle Game.
This is a follow-up from Being a Plant part 2 ( http://youtu.be/lOIP_Z_-0Hs )
Definition of an angle. How to denote an angle using points on the angle (including the vertex)
Parallel lines, transversal lines, corresponding angles
Angles of parallel lines
Angles of parallel lines examples
Hank and his cat Cameo help teach us about animal behavior and how we can discover why animals do the things they do.
Hank discusses the process by whichorganisms grow anddevelop,maintaining that, in the end, we're alljust tubes.