Bell Jar
PASSE7725
Lýsing
Product Summary
This thick glass bell jar with base plate includes an electric bell on a rubber mount to demonstrate that sound does not propagate in a vacuum. Remove the air from the jar and the sound from the bell gradually fades.
What's Included
1x Glass bell jar
1x Vacuum base plate
1x Gasket
1x Hose
1x Battery-operated electric bell (removable)
Framleiðandi : Pasco Scientific (www.pasco.com)
This thick glass bell jar with base plate includes an electric bell on a rubber mount to demonstrate that sound does not propagate in a vacuum. Remove the air from the jar and the sound from the bell gradually fades.
What's Included
1x Glass bell jar
1x Vacuum base plate
1x Gasket
1x Hose
1x Battery-operated electric bell (removable)
Framleiðandi : Pasco Scientific (www.pasco.com)