NASA
NASA | Wall*E Learns About Proportions
Through a partnership of intergalactic proportions, NASA and Disney/PIxar have teamed up to bring Wall*E into the classroom! In this video, students learn about how to find the size of the moon using everyday objects with a little help...
Brian McLogan
What is the measure of a semi circle
Learn how to solve problems with arcs of a circle. An arc is a curve made by two points on the circumference of a circle. The measure of an arc corresponds to the central angle made by the two radii from the center of the circle to the...
Brian McLogan
How to determine the angle of an inscribed angle of a tangent and secant line
Learn how to solve problems with secant lines. A secant line is a line that intersects a circle at exactly 2 points in contrast to a tangent line which is a line that touches a circle at exactly one point. When two secant lines...
Brian McLogan
Given the radius and the center determine the equation of a circle
Learn how to write the equation of a circle. A circle is a closed shape such that all points are equidistance (equal distance) from a fixed point. The fixed point is called the center of the circle while the distance between any point of...
Brian McLogan
How to write the equation of a circle when center is at the origin and radius is given
Learn how to write the equation of a circle. A circle is a closed shape such that all points are equidistance (equal distance) from a fixed point. The fixed point is called the center of the circle while the distance between any point of...
Brian McLogan
Determine the missing value based on the length of two secant lines
Learn how to solve problems with secant lines. A secant line is a line that intersects a circle at exactly 2 points in contrast to a tangent line which is a line that touches a circle at exactly one point. When two secant lines...
KnowMo
Circumference of Circles Explained with Formulas and Examples
This video provides a lesson on the circumference of circles, explaining the relationship between the diameter and circumference and how to calculate the circumference using the formula π * D or 2π R. The video also includes examples of...
Brian McLogan
Find the missing value using two secant lines from a point outside of the circle
Learn how to solve problems with secant lines. A secant line is a line that intersects a circle at exactly 2 points in contrast to a tangent line which is a line that touches a circle at exactly one point. When two secant lines...
Curated Video
KS2 Primary Maths Age 13-17 - Measure: Units and Conversions - Explained
SchoolOnline's Primary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 9-13, they cover every key topic and sub topic covered in Maths in clear and easy to follow steps. This video looks at...
Brian McLogan
Master Finding the area and circumference of a circle and shaded regions
Master Finding the area and circumference of a circle and shaded regions
Curated Video
I WONDER - How Do I Measure The Length Of A Sphere?
This video is answering the question of how do I measure the length of a sphere.
Curated Video
Finding the Area of a Circle
In this lesson on the area of a circle, the teacher explains the formula for finding the area of a circle using pi and the radius. They provide examples and real-world problems for the students to practice with, emphasizing the...
Science Buddies
Wire Stripping Tutorial: How to Strip Insulation Off Hookup Wire
This tutorial describes several different techniques for removing insulation from "hookup wire," the type of wire commonly found in many circuits and electronics projects.
NASA
NASA | Laser Focus: The Receiver
To see how the Transmitter works, go here Opto-Mechanical Engineer Tyler Evans explains how the photons that bounce back from Earth are received and filtered by the ATLAS telescope. ATLAS is the primary instrument on board the ICESat-2...
Curated Video
How Centrifugal Pumps Work
This video explains how centrifugal pumps work. Centrifugal pumps are used to transfer fluids and other materials in a wide variety of applications. This video is a helpful primer on the hows and whys of centrifugal pumps, and is useful...
Curated Video
Finding the Circumference of a Circle Using the Diameter
How to find the circumference of a circle using the diameter of a circle. Solve real-life and mathematical problems involving angle measure, area, surface area, and volume. Grade 7 Common Core Topics/Standards
Curated Video
Machine Learning Random Forest with Python from Scratch - Structure
In this video, we will discuss the structures of a Random Forest, namely forest, tree, leaf node, and decision node. This clip is from the chapter "Random Forest Step-by-Step" of the series "Machine Learning: Random Forest with Python...
Let's Tute
Constructing Tangents and Chords from an External Point of a Circle
The video explains how to construct roads to reach different gates in a circular vegetable garden. It also teaches how to identify tangents and chords and construct tangents using geometry. The video provides step-by-step instructions...
Curated Video
Ordering Numbers in Scientific Notation (Part 1)
Order numbers in scientific notation.
Curated Video
Using Circle Theorems: Angle and Semicircle as a Right Angle
The video is a lecture presentation on the usage of circle theorems, focusing on angles and semicircles being a right angle. The instructor explains how to apply the theorem to find the gradient of lines on the circle, how to prove the...
Curated Video
I WONDER - What Is The Radius And Diameter?
This video is answering the question of what is the radius and diameter.