Sympathetic vibrations are demonstrated using pendulums of various lengths and a guitar.

Some materials generate an electrical potential when they’re mechanically stressed. This ability to convert mechanical energy into a tiny jolt of electricity (or vice-versa) is called the piezoelectric effect, and engineers have been...

This video is answering the question of how do instruments make sounds.

In this live-action program viewers will learn that the larynx is an organ in the neck. It is crucial for speech and breathing. Students will come to understand the larynx controls airflow during breathing, protects the airway during...

Learn the basics about changes of state as part of the solids, liquids and gases topic within properties of matter.

This video introduces the concept of overtone singing, a technique used by trained vocalists to sing more than one note at a time. It explains how voice is produced and the role of vocal cords, and then delves into the production of...

"The Ear

The visible part of the ear is called the pinna. It funnels sound into our e

ars.

The sound waves travel down the ear canal toward
s the eardrum.
The eardrum is a membrane at the end of the ear...

This video engages students by asking questions and showing phenomena that relate to simple harmonic motion. The program provides examples and demonstrations using “singing” glasses, violin and piano sounding boards, oscillations in...

Resonance is introduced and demonstrated using a “singing rod”, a swing, a goblet, a hollow tube in water, a hollow tube open on both ends, a seashell, a broken speaker, a human body and a key fob, and a shorter “singing rod”....

WARNING: This video was made a few years ago. There are some little swears in this video! How to be a beekeeper, vlog number two! This week Mum and I got the chance to answer some of your questions from the previous vlog. It's important...

Make your own vibrating Hexbug powered Ninjas and Minions, with this super easy craft and science activity.

Students will learn about the different frequencies along the electromagnetic spectrum. Vivid animation is used to explore the visible spectrum of light and the colors it allows us to see everyday. The video also investigates various...