Science360
Sound shifters!
NSF-funded researchers at Duke University have discovered how uniquely shaped artificial or metamaterial can control the transmission, redirection and reflection of sound waves with almost perfect efficiency.
FuseSchool
Ray diagrams
Why can you see your reflection in some objects? In this video we will look at ray diagrams for reflection, refraction and colour absorption. Visible light is part of the electromagnetic spectrum. Light is a transverse wave, and travels...
Virtually Passed
Reflection Matrix Proof
The mirror matrix (or reflection matrix) is used to calculate the reflection of a beam of light off a mirror. The incoming light beam * the mirror matrix = outgoing light beam. Animations made using manim. Microphone: Blue Yetti...
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
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Transformation - 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...
Flipping Physics
Standing Waves Introduction
Reflection with and without inversion caused by fixed and free ends are demonstrated. Standing wave patterns at 5 different frequencies are demonstrated. A standing wave animation is shown to understand to how standing wave patterns are...
Curated Video
Applying the Properties of Congruence Through Reflections
In this video, students learn about the properties of congruence and how to determine if two figures are congruent using reflections. The video explains the concept of reflections, including how size and shape stay the same while...
Brian McLogan
What are transformations and the different types
👉 Learn how to determine the transformation of a function. Transformations can be horizontal or vertical, cause stretching or shrinking or be a reflection about an axis. You will see how to look at an equation or graph and determine the...
Curated Video
Leadership: Vision, Responsibility, and Empowerment
Leadership part 1/2: This video discusses the qualities of a good CEO or leader, and provides insights and advice from successful entrepreneurial leaders. The speakers emphasize the importance of having a clear vision, being accountable,...
Brian McLogan
Graphing Cosine with a Reflection, Change in Amplitude, Period and Phase Shift
👉 Learn how to graph a cosine function. To graph a cosine function, we first determine the amplitude (the maximum point on the graph), the period (the distance/time for a complete oscillation), the phase shift (the horizontal shift from...
Professor Dave Explains
Color and Refraction
What is color? What is it that determines the color of an object? Good thing we just learned about electromagnetic radiation! Especially the visible spectrum. Let's take a look.
Let's Tute
Understanding Reflection of Light in Plane Mirrors
This video explains the technical process behind the formation of images in plane mirrors, and justifies the characteristics of those images. It covers the laws of reflection, the formation of point images, and the fact that the image in...
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...
Let's Tute
Microsoft Excel Tutorial: Formatting Excel Shapes
This tutorial teaches how to format shapes in Microsoft Excel using two methods: the tab shape format option and the right-click menu. It covers various formatting options such as fill, line, effects, text, and size, and provides...
Curated Video
Reflection and Refraction Experiments
This is a lecture presentation on the topic of reflection and refraction experiments. The presenter explains the key terms involved in the experiment and demonstrates how the changing angle of incidence affects the angles of reflection...
JJ Medicine
Inversion and Eversion | Plantarflexion and Dorsiflexion of the Foot
Lesson on Inversion vs. Eversion of the Foot and Plantarflexion vs. Dorsiflexion of the Foot and easy ways to remember each. Hey guys! Here is a quick video on Inversion/Eversion and Plantarflexion/Dorsiflexion of the Foot. Please let me...
KnowMo
Transformations in Geometry
The video is a tutorial on transformations in geometry. The speaker explains four different types of transformations: reflection, rotation, translation, and enlargement. The speaker describes how each transformation is carried out, what...
Curated Video
GCSE Secondary Maths Age 13-17 - Graphs: Graph Transformation - 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...
Brian McLogan
How to determine the rotation of a heart
👉 Learn how to rotate a figure and different points about a fixed point. Most often that point or rotation will be the original but it is important to understand that it does not always have to be at the origin. When rotating it is also...
Curated Video
Recognizing Congruence Through Reflections
In this video, the teacher explains how to recognize congruence between figures by using reflections. They demonstrate how to identify corresponding points and parts, and show how reflections can be used to determine if two figures are...
Mazz Media
Symmetry
Through real life examples and animation, this video shows students that when an object is symmetrical, it has the property of symmetry and that the line of symmetry is the line of reflection. Students will come to understand that many...
Curated Video
GCSE Secondary Maths Age 13-17 - Shapes & Area: Transformations - 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
Transformations of Linear Equations
This video explains how transformations affect linear equations by exploring different categories such as translations, reflections, and scaling transformations. It provides examples and general rules to help understand the changes in...
Curated Video
Mirrors: the Science of Reflection
This video provides a simple and concise explanation of how mirrors work. It covers the history of mirrors, from primitive stones to modern glass coated with a thin layer of metal. The video explains the concept of reflection and how...