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EarthEcho International
STEM Career Closeup: A Day in the Life of a NASA Scientist
This video features a scientist from NASA's Jet Propulsion Laboratory who studies water resources and measures the water content in snowpacks and mountains for drinking, farming, and watering purposes. She talks about her love for water...
Professor Dave Explains
Basic Euclidian Geometry: Points, Lines, and Planes
An overview of basic euclidian geometry.
Curated Video
Defining Geometric Terms Using Undefined Terms
In this video, students will learn how to precisely define geometric terms by using undefined terms. The importance of precise definitions in geometry is emphasized, and examples are provided to illustrate the process of defining terms...
Curated Video
Finding Distances Between Points on a Plane Using the Pythagorean Theorem
This video explains how to find the distance between two points on a plane without using a measuring tool. It introduces the Pythagorean theorem and demonstrates how to create a right triangle using the given points. By applying the...
Guinness World Records
World Record Paper Plane Flight: Tips and Tricks for Maximum Distance
Joe has designed a paper airplane that flies farther than any other. He provides some tips to help with aerodynamic design. Use to prompt discussion about design for flight.
Curated OER
What's a Half-Plane?
When you graph an inequality on the coordinate plane you will get two half-planes. The line itself is called the boundary line. One of the halves is called the closed half-plane and the other half is called the open half-plane. How do...
Curated OER
Point, Line, Plane, and Space - Geometry Help
Inform your teaching or use this clip at an independent work station. Basic geometric concepts of point, line, plane, and space are fully defined and exemplified in a straightforward and clear way. This clip is slow enough for note...
Curated OER
What are Skew Lines?
Skew lines? What? By definition, skew lines are lines on different planes that never intersect. Watch this video and get an explanation along with a visual diagram.
Curated OER
What are Parallel Lines?
Parallel lines never intersect. That's right, NEVER! They are in the same plane but never touch. The instructor illustrates many types of lines and shows you how parallel lines don't ever cross.
Curated OER
What is a Linear Inequality?
What makes an expression an inequality? Well, it would be considered an inequality if the expression has a greater than symbol, a less than symbol, a greater than or equal to symbol, or a less than or equal to symbol. This would mean...
Curated OER
What is a Plane?
It's a bird, it's a plane, it's Superman. No, it's really a plane. A plane is named by identifying three points with the exception that they do not form a straight line. A plane can also be identified by a single letter naming it. The...
Khan Academy
Khan Academy: Geometry: Language and Notation of Basic Geometry
Explains terms and notation of basic elements of geometry. [12:57]
Sophia Learning
Sophia: Finding an Equation From the Slope and the Y Intercept: Lesson 3
Given the slope and y-intercept of a line, this lesson how the equation of the line can be found. It is 3 of 11 in the series titled "Finding an Equation from the Slope and the Y Intercept."
Sophia Learning
Sophia: Finding an Equation From the Slope and the Y Intercept: Lesson 7
Given the slope and y-intercept of a line, this lesson how the equation of the line can be found. It is 7 of 11 in the series titled "Finding an Equation from the Slope and the Y Intercept."
Sophia Learning
Sophia: Finding an Inequality From a Graph: Lesson 2
This lesson shows how an inequality can be determined from a graph. It is 2 of 10 in the series titled "Finding an Inequality from a Graph."
Sophia Learning
Sophia: Shading Absolute Value Inequalities: Lesson 6
This lesson shows how the graphs of inequality with absolute values should be shaded. It is 6 of 10 in the series titled "Shading Absolute Value Inequalities."
Sophia Learning
Sophia: Slope Intercept Formula: Lesson 5
This lesson introduces the slope intercept form of a linear equation. It is 5 of 6 in the series titled "Slope Intercept Formula."
Sophia Learning
Sophia: Two Dimensions: Lesson 7
This lesson will explore the definition, depiction, and location of three dimensional objects. It is 7 of 7 in the series titled "Two Dimensions."
Sophia Learning
Sophia: Shifting Up and Down: Lesson 4
The upwards or downwards of a function on a graph is shown in this lesson. It is 4 of 7 in the series titled "Shifting Up and Down."
Virtual Nerd
Virtual Nerd: What Is a Plane?
This tutorial introduces planes and shows how to name them. [3:44]
Virtual Nerd
Virtual Nerd: What Is a Point?
Points are needed to make lines, planes, angles, or polygons. and also for graphing. Watch this tutorial to learn about points. [3:50]
Virtual Nerd
Virtual Nerd: What Are Parallel Lines?
Lines that are parallel have a very special quality. This tutorial takes a look at parallel lines and how they are different from other types of lines. [4:06]
Virtual Nerd
Virtual Nerd: What Are Skew Lines?
This video tutorial introduces skew lines which are two lines that do not intersect and are not parallel. [3:46]
Virtual Nerd
Virtual Nerd: What Are Conic Sections?
Learn about the different types of conic sections and how they are formed by watching this video tutorial. [5:42]