Curated Video
The History and Function of Microphones
Microphones are essential for capturing and transmitting sound, allowing for communication in various forms of media and entertainment. Dynamic microphones are durable and suitable for live applications, while condenser microphones are...
Catalyst University
Baylor DPT | Anatomy 2 Kahoot Session (4-16-2020)
Baylor DPT Review session for Anatomy 2 Exam 3 (4-16-2020). -Scalp, Face, Eyes, Ears, TMJ -CNS, Development, Cranial Nerves
Catalyst University
Contraindications & Precautions for E-Stim & Ultrasound
In this video, we discuss the four major classes of diuretic medications, where they act in the nephron, and their major functions and indications for treating high blood pressure.
Catalyst University
Anatomy - Hearing (Part 2) - Functions of Cochlea & Organ of Corti
In this video, we explore the second part of the pathway of audition (hearing). We will trace the movement of a sound wave from the oval window into the cochlea. Then, we examine the workings of the Organ of Corti, the microscopic organ...
Science ABC
What Is The Range Of Bluetooth And How Can It Be Extended?
The range of Bluetooth is dependent on its class and primarily there are three classes of Bluetooth: Class 1 transmitting at 100 mW with a range of 100 meters or 328 feet. Class 2 transmitting at 2.5 mW with a range of 10 meters or 33...
Maddie Moate
How does a bat see in the dark? | The Robot Zoo | Maddie Moate
How does a bat see in the dark?! We find out at The Robot Zoo! Join me and Greg as we answer some curious animal questions using the awesome Robot Zoo animals as our guides. Thank you to The Horniman Museum for letting us film the...
Science360
The RAT Pack - Using sound to find clogged sewer pipes
InfoSense, Inc., a small business that received early funding from the National Science Foundation, has developed a technology that helps keep sewer pipes clog-free. The company, which is spun out of University of North Carolina at...
Curated Video
Types of Speakers and How They Work
This video explains how speakers convert electrical signals into sound waves through the movement of a coil and diaphragm. It also mentions various types of speakers, from large ones used in theaters to smaller ones found in everyday...
Curated Video
The Mechanics of Headphones
Headphones work by converting electrical signals into sound waves through the use of an electromagnet and a cone. The diaphragm cone inside the driver assembly vibrates when triggered by an alternating current, creating sound waves that...
Curated Video
The Invention of the Phonograph
Thomas Edison, the man who invented the light bulb, also came up with the basic idea for how to record sound. He attached a needle to the diaphragm of a telephone receiver, which etched sound vibrations onto a quickly moving paper. This...
Catalyst University
Microscopic Anatomy of the Cochlea [Organ of Corti]
In this video, we explore the cochlea and the Organ of Corti by viewing it under light microscopy.
APMonitor
ML Classification: Sonar Detects Metal Pipe
Sonar (sound navigation and ranging) uses sound waves to detect objects, similar to how a bat uses echo-location to navigate, and detect objects. It is the same principle with seismic data for non-invasive underground exploration of...
Visual Learning Systems
Sound: Interactions of Sound Waves
When you hear the roar of traffic, the bark of a dog, or your teacher's voice, you are experiencing sound. This program uses colorful animations to explore important characteristics of sound, including intensity, loudness, pitch, and...
Physics Girl
Waves, Light and Sound - Physics 101 / AP Physics 1 Review with Dianna Cowern
Lesson 17 (Waves, Light, and Sound) of Dianna's Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need a review of AP Physics concepts before the exam? This course is for you! Exercises...
Visual Learning Systems
Senses: Hearing and Balance
Whether it is the sight of colorful flowers, or the smell of freshly baked cookies, our senses are constantly at work. Breathtaking video footage and three-dimensional animations illustrate how complex sensory organs function. Special...
Curated Video
Tensor Tympani Muscle: Why Do You Hear A Rumbling Sound When You Close Your Eyes Too Hard?
The tensor tympani muscle is a tiny muscle in the middle ear that helps dampens external sounds falling on the ear. The tensor tympani muscle originates from the Eustachian tube, which is also known as the auditory tube. From there, this...
Curated Video
Can You Hear Sound in Space?
Space is full of radio waves, plasma waves, magnetic waves, gravitational waves, and shock waves, all of which can travel in space without a medium. These waves are recorded by instruments that can sense these waves, and the data is...
Curated Video
Properties and Uses of Ultrasound
This is a lecture video discussing the properties and uses of ultrasound. The video begins by explaining the frequency of sound waves detectable by the human ear, and how ultrasound waves operate beyond the human hearing range. The video...
Curated Video
How Hearing Works - Journey of Sound to the Brain
How do we hear? How does sound get transferred from the ear all the way to the brain? In this video, I go into all the juicy details. Listen up and have fun.
Curated Video
036 An Overview of the Mechanism of Hearing
In this video, I talk about how hearing takes place, starting with the soundwaves entering the ear, hitting the eardrum, and being transfered to the internal ear. Enjoy the process. I hope you can hear it :)
Curated Video
037 How Sound is Transferred to the Inner Ear
In this video, I show how Sound is accurately transferred to the inner ear. Since there is fluid inside the cochlea, impedance matching needs to take place. It happens due to the 1.3 to 1 ratio of movement between the maleus, incus and...
msvgo
Electromagnetic Waves EM Spectrum
This nugget explains the source, generation, properties and discovery of electromagnetic waves.
Curated Video
Understanding Seismic Waves: Types, Origins, and Detection
This video is a lecture about seismic waves, specifically those produced by earthquakes. The video covers the basics of earthquakes, including where they originate and the different layers of the Earth. It also discusses the two main...
Science360
Newton's Third Law of Motion - Science of NFL Football
"Science of NFL Football" is a 10-part video series funded by the National Science Foundation and produced in partnership with the National Football League. In this segment, NBC's Lester Holt breaks down Isaac Newton's Third Law of...