School Science Lab Waves



Exp-1 To demonstrate that sound require a medium to transmit.
Exp-2 To demonstrate the atmospheric pressure.
Bell experiment : A sound wave is a longitudinal wave and it requires a material medium to transmit. Sound originates from bell. As the air is pumped out of the sealed bell jar, the sound from the bell jar fades. After sometime, no more sound is heard from the bell.
SCIENCE, Class IX, Chapter-12,Sound
SCIENCE, Class VIII, Chapter-11,Force & Pressure .

Scope of Supply:

Cat. No. Item Name Qty.
C4946 Jar 1
SH506 Pump plate 1
LP039 Electric bell 1
SV111 Rubber stopper with two socket 1
R2749 Tubing 1
CK345 Power supply 1
SN201 Connecting lead black 1m 1
SN204 Connecting lead red 1m 1
R8776 Vacuum pump 1
SN732 Magdeburg hemisphere 1
  Instruction manual 1

Waves Experiments