Curated Video
Writing and Solving Subtraction Equations Using Bar Models
In this video, the teacher explains how to use a bar model to represent and solve subtraction equations. The example used is about a student named Jerome who lost 15 pencils and currently has 33 pencils. By creating a bar model and...
Catalyst University
Vestibulo-Oculomotor Reflex (VOR) EXPLAINED
In this video, we explore the structure of the vestibulo-oculomotor reflex, or VOR, and discuss how it appears in a healthy individual.
Curated Video
Specular and Diffuse Reflection: Understanding Reflection of Light
This is a lecture video explaining the concepts of specular and diffuse reflection. The video discusses how light rays follow the law of reflection, where the angle of incidence is always equal to the angle of reflection. It gives...
Curated Video
Converting Units to Solve Real World Distance Problems
In this video, the teacher explains how to solve real-world distance problems by converting larger units to smaller units in the customary system of measurement. The teacher uses examples of sharing a fruit snack and comparing distances...
Curated Video
Properties of Waves and Calculating Wave Speed
This video discusses the properties that all waves have in common, including amplitude and wavelength. It also demonstrates how to calculate the speed of a wave using the equation v = Fλ, where v is the wave speed, F is the frequency in...
Curated Video
Finding the Volume of a Rectangular Prism
In this video, the teacher helps students solve a standardized math test question by finding the volume of a rectangular prism. Using a reference sheet and the given information, the teacher guides students through the formula for volume...
Flipping Physics
Demonstrating the Components of Projectile Motion
Projectile motion is composed of a horizontal and a vertical component. This video shows that via a side-by-side video demonstration and also builds the velocity and acceleration vector diagram.
Math Fortress
Geometry: Beginning Proofs (Level 2 of 3)
In this video we will present and prove our first two theorems in geometry. Right angles theorem and Straight angles theorem.
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Parallel Lines - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Curated Video
Simplifying Rates to Unit Rates Using Tape Diagrams
In this video, the teacher explains how to simplify a rate to its unit rate using a tape diagram. The teacher also highlights the common mistake of only considering one unit rate and emphasizes the importance of recognizing that there...
Curated Video
Recapping Venn Diagrams and Tree Diagrams
This is a lecture video on Venn diagrams and tree diagrams. The video starts by introducing Venn diagrams and explaining their use in visualizing sets. It then goes on to explain how to find complements, the intersection, and union of...
Curated Video
Understanding the Business Cycle: Fluctuations in Economic Activity and Growth
The video explains the concept of business cycle, which provides a visual representation of expansion and contraction of an economy over time. The video breaks down these economic fluctuations into four stages: growth, boom, slowdown,...
Curated Video
Introduction to Free Body Diagrams
This video is a lesson on free body diagrams. It explains what free body diagrams are, the steps involved in making them, and how to use them to analyze both static and dynamic situations. The lesson also covers how to apply Newton's...
Curated Video
Reflection and Ray Diagrams
This is a lecture video that explains how ray diagrams can be used to describe the reflection of a wave from a surface. The video begins by demonstrating how to draw an incident ray and a normal on a surface, and how to use the law of...
Curated Video
Understanding Fertilization and Seed Formation
This video explains the process of fertilization and how it results in the formation of seeds and fruit. It describes how male and female gametes fuse to form a zygote and how pollination and fertilization occur. The video also...
Curated Video
Standard Circuit Diagram Symbols and Components
This video provides a guide to the standard circuit diagram symbols that are commonly used in physics exams. The narrator explains the components that each symbol represents and how they fit into a circuit. The video covers symbols for...
Curated Video
Introduction to Alkenes and Cracking of Alkanes
This video provides an overview of alkenes, a type of hydrocarbon that contains a double carbon-carbon bond in their molecules. The video covers the structure and formulas of several alkenes, including ethene, propane, butene, and...
Flipping Physics
The Reality of our first Free Body Diagram
The free body diagram we first learn is not entirely accurate. All of the forces are not drawn from the center of mass of the object. Learn why we start this way and, when we get torque, what the free body diagrams will actually look like.
Curated Video
Determining Similar Triangles through Similarity Transformations
In this video, the teacher explains how to determine if two triangles are similar by using similarity transformations. They review the different types of transformations that preserve shape and size, such as translation, reflection,...
Curated Video
Proving Equivalent Expressions with Diagrams
Learn how to prove that expressions are equivalent by using diagrams. Review examples and walk through the process of comparing diagrams to determine if expressions have the same value. By using this visual method, students can better...
Math Fortress
Geometry: Collinearity, Betweenness, and Assumptions (Level 2 of 4)
In this video we will go over 5 examples illustrating how to use the concepts of collinearity and betweenness of points.
Curated Video
KS2 Primary Maths Age 9-13 - Shapes: - 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...
Curated Video
Understanding Concave Lenses: Formation and Types of Images
This video is an educational lecture that explains the properties of concave lenses, how they form images, and the type of images they create. The video describes the definition of a lens and how it refracts light as it crosses the...