Adding wheels. Created by Karl Wendt.
By pulsing the connection to the battery we can cause a compass to spin. How is this working? Created by Brit Cruise.
Adding an antenna and tail. Created by Karl Wendt.
Configuring batteries for a Spout robot. Created by Karl Wendt.
Adding lights to a Spout robot. Created by Karl Wendt.
Adding a motor to a Spout robot. Created by Karl Wendt.
The motor mount for a Spout robot. Created by Karl Wendt.
Wiring the motor for a Spout robot. Created by Karl Wendt.
Reversing circuit in Spout robot. Created by Karl Wendt.
SPDT switches in use in the Spout robot. Created by Karl Wendt.
Switches on Spout robot. Created by Karl Wendt.
Tools for Spout robot. Created by Karl Wendt.
Wiring the LED eyes for a Spout robot. Created by Karl Wendt.
Now let's explore how we can use springs to represent hair.
What are the consequences of any choice? Why do we care?
Find out why you can make music by blowing into empty bottles. Created by David SantoPietro.
Find out why a flute makes such specific notes. Created by David SantoPietro.
David explains how and why standing waves occur, and well as how to determine the wavelengths for a standing wave on a string. Created by David SantoPietro.
Star Field and Nebula Images. Created by Sal Khan.
First we'll explore a single particle under the influence of gravity. Click here to check out the Effects lesson.