Instructional Video8:04
Curated Video

Electrolysis of Water

6th - 12th
We use electrolysis to break water molecules down into hydrogen and oxygen. This is done using the Hoffman apparatus. Water is added to the apparatus along with some dilute sulfuric acid. When a current is passed through the water,...
Instructional Video6:56
Curated Video

Metal Extraction

6th - 12th
We extract copper metal from copper chloride solution using electrolysis. The electric current causes copper to form at one electrode and chlorine gas to form at the other. The presence of chlorine is tested using blue litmus paper....
Instructional Video5:15
Curated Video

Ion Migration

6th - 12th
We separate the ions in copper dichromate gel using electrolysis. We see the positive blue copper ions move to the negative electrode and the negative yellow chromate ions move to the positive electrode. Chemistry - Reactions - Learning...
Instructional Video5:26
SciShow

Why Scientists are Giving Robots Human Muscles

12th - Higher Ed
Human-robot hybrids are advancing quickly, but the applications aren't just for complete synthetic humans. There's a lot we can learn about ourselves in the process.
Instructional Video3:26
SciShow

How Michael Faraday Changed the World with a Magnet | Great Minds

12th - Higher Ed
From a blacksmith's son, to one of the most repeated names in physics textbooks, Michael Faraday epitomized the spirit of scientific exploration
Instructional Video3:23
SciShow

How Michael Faraday Changed the World with a Magnet | Great Minds

12th - Higher Ed
From a blacksmith's son, to one of the most repeated names in physics textbooks, Michael Faraday epitomized the spirit of scientific exploration
Instructional Video3:13
Fuse School

How to Extract Aluminium Using Electrolysis

9th - 12th
Aluminum extraction is an expensive process. A video lesson breaks down the electrolysis method of extraction. The instructor explains how to use electricity to draw aluminum out of a solution of aluminum oxide.