Electric Guitars / Electricity

This product includes a DVD, CD-ROM (contains additional student activities) and online access to a Teacher’s Guide. The CD-ROM includes a Spanish language soundtrack.

Electric Guitars - How do electric guitars produce so much noise? Guest expert Ted Nugent cranks up the volume to show how amplifiers boost the sound of electric guitars. Ted mixes resonance and feedback to produce his electrifying sound. Your students learn about feedback, how sound waves work, and how rock stars can make their guitars "scream."

Concepts: Sound, vibration and frequency, waves and resonance, transfer of energy.

Electricity - Why aren't birds electrocuted when they perch on power lines? Expert Al Green and host David Heil have a shocking experience while exploring electricity and circuits. David rides a "cherry picker" to the top of a pole and splices a broken power line. Your students learn how electricity is generated and how it gets to your home, how batteries work, and why people get shocked when they touch a doorknob.

Concepts: Static electricity, electrons and electric charges, potential difference, conductors and insulators, the flow of electricity in electric circuits.

Rights granted with the purchase of DVD include: a) life of media audiovisual use, b) public performance, c) campus or building closed circuit and digital/video-on-demand transmission.

Click here for Teacher’s Guide

Ideal for Grades: 6 - 9
Duration: 30 minutes
Producer: Twin Cities Public Television