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
Let's Tute
Surface Area Of A Sphere
In this session we will learn about:1) Surface Area2) Surface Area Of Sphere3) Surface Area of Hollow Hemisphere4) Surface Area of Solid Hemisphere
Visual Learning Systems
Simple Machines: Wheel and Axle
A day does not go by without using simple machines. This program explores the six major types of simple machines with practical, colorful examples of each. Vivid video footage illustrates how each of the following simple machines works...
Professor Dave Explains
Introduction to Trigonometry: Angles and Radians
An introduction to trigonometry.
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...
Curated Video
Solve Real-World Problems Involving Cylinders
This video teaches students how to solve word problems involving cylinder volume by visualizing the problem and working backward. It emphasizes the difference between volume and surface area and guides students through the steps of...
Professor Dave Explains
Classification of Stars: Spectral Analysis and the H-R Diagram
So we have made it through the dark ages, and are now a few hundred million years into the lifetime of the universe. There are plenty of stars all over the place, but are they all the same? How can we classify stars? Let's go through the...
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 Volume of a Sphere using Comparisons with Cylinders
This video provides a lesson on how to find the volume of a sphere. The instructor explains the process of comparing spheres and cylinders with similar dimensions to develop and apply the formula. This lesson also includes an example...
Curated Video
Finding Trigonometric Coordinates on the Unit Circle Using Special Right Triangles
In this video, students are taught how to find the trigonometric coordinates for angles of 30 and 60 degrees on the unit circle using special right triangles. The lesson explains the concept of the unit circle, equilateral triangles, and...
Professor Dave Explains
The Easiest Way to Memorize the Trigonometric Unit Circle
The most logical way to memorize the unit circle for good!
Amor Sciendi
Euclid: The Art of Geometry
Here we discuss the influential artist Euclid of Alexandria and his peerless work The Elements.
Cerebellum
Geometry, Volume and Coordinates.
This video covers exam strategy, Geometry, Volume, Coordinates, Slope Questions. This is part 15 from the series 'Introduction to the Math Section of the SAT'.
Curated Video
Using the Distance Formula to Verify Points on a Circle
In this video, the teacher explains how to verify if a point is part of a specific circle by using the distance formula. They demonstrate how to calculate the distance between two points by substituting values into the formula and then...
Curated Video
Exploring the Standard Equation of a Circle
In this video, the teacher explains how to express all the points on a circle using the standard equation of a circle. They demonstrate how to apply the distance formula to determine if a specific point is on a circle, and then...
Curated Video
Proper Input of Values in Formulas
This video transcript explains the importance of properly inputting values into formulas. It discusses how variables can have specific boundaries or restrictions, and how units of measure must be consistent. It also emphasizes the need...
Professor Dave Explains
Circles: Radius, Diameter, Chords, Circumference, and Sectors
Calculations involving circles.
Professor Dave Explains
Uniform Circular Motion and Centripetal Force
Enough of this moving in straight lines business, let's go in circles! It may not be productive but it's super fun. Ferris wheels are fun. Yes they are, don't be a spoilsport. Roller coasters are fun too. And merry-go-rounds. Look, I...
Professor Dave Explains
Newton's Law of Universal Gravitation
You thought we were all done with Newton, didn't you? You figured that three laws are enough for any scientist. Well think again! Newton was quite the champ, and his work with gravity was revolutionary. I mean, the guy invented calculus...
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 Circumference Using the Measure of Area
In this video, the teacher explains how to find the circumference of a circle using the measure of the area. They review the formulas for finding the area and circumference of a circle and highlight the importance of properly...
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.
Getty Images
ZI on an x-ray of the wrist of a three year old girl showing a greenstick fracture of the distal radius and ulna
ZI on an x-ray of the wrist of a three year old girl showing a greenstick fracture of the distal radius and ulna