Bozeman Science
Average Value of the Electric Field
In this video Paul Andersen explains how the average value of the electric field can be determined by dividing the potential difference by the displacement. Equipotential lines can be used to determine the potential in an electric field...
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...
Curated Video
How (and why) to FIND YOUR WATERSHED
Permaculture instructor Andrew Millison explains how to find your watershed and why it is so important to understanding your place in the landscape.
Curated Video
Interpreting Topographic Maps
This video will examine the different features of the earth’s surface and how to identify them using a topographic map.
Let's Tute
Mastering Shading Techniques in Drawing
This video teaches various shading techniques used in drawing, such as hatching, cross hatching, stippling, and smudging. The importance of visualizing three-dimensionality and planes in shading is emphasized, and the merging technique...
Visual Learning Systems
Reading Maps: Reading Topographic Maps
Upon viewing the Reading Maps video series, students will be able to do the following: Appreciate some of the different ways maps can be used. Explain that maps are often printed on paper and a book of maps is called an atlas....
Visual Learning Systems
Understanding Topographic Maps
The video explains how to use a topographic map. It shows how contour lines on the map indicate changes in elevation and how the distance between them can be used to determine the steepness of a slope. Mapping part 8/10
TED-Ed
A Digital Reimagining of Gettysburg
Why would Robert E. Lee order Pickett's Charge, an action that changed the course of the Civil War? Geographer and historian Anne Knowles uses digital technology to explain what she thinks is the missing piece in trying to understand...