Instructional Video3:00
Curated Video

How Radios Transmit and Receive Sound

Pre-K - Higher Ed
Learn how a radio works, from transmitting electrical energy through radio waves to converting them back into audio for the user to listen to. Understand how signals are encoded and decoded using modulation techniques, as well as the...
Instructional Video
University of Nottingham

University of Nottingham: Periodic Table of Videos: Rutherfordium

9th - 10th
A discussion of how Rutherfordium is generated and about Ernest Rutherford, the scientist for whom the element is named. [5:17]
Instructional Video
Bozeman Science

Bozeman Science: Ap Biology Lab 4 Plant Pigments & Photosynthesis

9th - 10th
Paul Andersen explains how pigments can be separated using chromatography. He shows how you can calculate the Rf value for each pigment. He then explains how you can measure the rate of photosynthesis using leaf chads and water...