Blowing air into a whistle causes air to vibrate inside the whistle.
Soon the wind blows in fresh air.
Wind going through a whistle would cause vibrations in the whistle.
What would wind going through a whistle cause?
Options:
A. vortex
B. friction
C. vibrant colors
D. waves
E. Energy.
F. kinetic energy
G. absence of sound
H. vibrations