Let's Tute
Introduction to Tangents in Circles
This is a video about tangents in circles, explaining what they are, how they get their name, and their properties. The video also includes examples and proofs to help understand the concepts better.
Brian McLogan
How to determine the value of x using the definition of a tangent line to a circle
Learn how to solve problems with tangent line. A tangent line to a circle is a line that touches the circle at exactly one point. The tangent line to a circle makes a right angle with the radius of the circle at the point of its...
msvgo
Anatomy of Human Eye
The nugget explains the anatomy of human eye, its associated structures, chambers and fluids.
FuseSchool
How to use a Microscope
If you were alive 200 years ago you would have been given some very strange advice on how to avoid getting ill. You might have been told to carry sweet smelling flowers with you or avoid going to smelly places. This was because at that...
Curated Video
Physical Quantities and Measurements: Using Basic Instruments to Measure Different Quantities
The video is a lecture presentation focused on physical quantities and measurements. The speaker begins by defining what a physical quantity is, and explains how different quantities like length, mass, and volume can be measured using...
Professor Dave Explains
Introduction to the Microbial World
It's time to learn about microorganisms! These are all the tiny little critters in the water, and the air, and in the ground, and inside you. We didn't even know they were there until a few hundred years ago, but once we started to learn...
TMW Media
Cylinders, Cones and Spheres: Calculating the surface area of a sphere
What is the formula to calculate the surface area of a sphere? Given the radius, how do you calculate the surface area of a sphere?
Cylinders, Cones and Spheres, Part 5
TMW Media
Magical Glass Technology: What other products use glass and how
In a wafer, what are the limits to glass and what is a possible solution? Magical Glass Technology, Part 2
Visual Learning Systems
Calculating Surface Area and Volume of Cylinders
In this video, the teacher explains the concept of cylinders and demonstrates how to calculate the surface area and volume of a cylinder using real-life examples of a water bottle and a can of seltzer water. This video is part of the...
National Parks Service
Yosemite Nature Notes 11: Big Trees
Most of Yosemite National Park is blanketed with vast forests, and with abundant precipitation and warm temperatures, these mountains are home to the largest trees in the world.
Professor Dave Explains
Zooming Out From Earth to the Edge of the Observable Universe
We all know that the universe is big. But how big it is? Much bigger than you think. Let's start out by looking at the Earth, and then zoom out to progressively larger and larger structures, so that we can see just how big it is. Then...
Tarver Academy
Circumference and Area of a Circle
In This Episode, Tyler Teaches Us About The Circumference and Area of a Circle
Curated Video
Finding the Constant of Proportionality from Labeled Diagrams
In this video, the teacher explains how to identify the constant of proportionality from labeled diagrams. They provide examples of circles with their circumference and diameter labeled in nanometers.
Visual Learning Systems
Our Galaxy and Stars: Stars
This captivating series of programs explores many of the amazing features of our universe. Special attention is given to our solar system, distances in space, and stars. Terminology and concepts include: Milky Way Galaxy, light-year,...
Curated Video
Solving Equations and Formulas: Finding Missing Values
In this video, the teacher explains how to solve for missing values in formulas by inputting variable values and using inverse operations. The examples given include finding the diameter of tires, solving for the height of a rectangular...
Odd Quartet
The Oldest Music on Earth
While excavating the Hohle Fels cave in southwestern Germany in 2008, scientists discovered a bone flute that turned out to be one of the oldest music instruments in the world. In this episode we take a closer look at the flute itself...
Visual Learning Systems
Exploring Earth, Sun, and Moon: Earth's Moon
Upon viewing the Exploring Earth, Sun, and Moon video series, students will be able to do the following: Cite some of the characteristics of Earth which make it unique in our solar system, including: Earth's moderate temperature, the...
Visual Learning Systems
The Amazing Universe: Stars
This show explores the fascinating features of the universe, the different types of galaxies in our solar system and the position of our solar system in the Milky Way Galaxy. Other terminology includes: constellations, spiral galaxy,...
Professor Dave Explains
Circles: Radius, Diameter, Chords, Circumference, and Sectors
Calculations involving circles.
Curated Video
Finding the Area of a Circle
This video explains how to find the area of a circle by relating it to a rectangle. Review the concept of area and the order of operations. Using visual aids, they demonstrate how to convert a circular shape into a rectangular shape to...
Jam Campus
Circle Song
Learn the area, diameter, and circumference of a circle through song! A great way to boost classroom engagement when introducing new topics.
Curated Video
Finding the Circumference of a Circle
In this video, the teacher explains how to find the circumference of a circle by exploring the ratio of the diameter and circumference. The concept of constant proportionality and the use of pi as an approximate value are also discussed.
Curated Video
Proving the Circumference Formula of Circles
In this video, the teacher explains how to prove the formula for the circumference of a circle by dissecting the circle and making comparisons. The students are guided through the process of unrolling the circle to see how the...
Curated Video
Protecting California's Giant Sequoia Trees Among Wildfires
The Sequoia and Kings Canyon National Parks' leading expert on these trees explain why they're so important to try to save.