Light waves propagate best through vacuum, or "nothing." Light waves also propagate at slower speeds through denser materials, such as air, glass, and clear water.
Sound waves cannot propagate in vacuum. Air is needed for sound waves to travel and there is no air in vacuum.
A medium in which to propagate
Yes, sound waves propagate in water at a speed of 1497 meters per second at 25 degrees C.
They need a medium to propagate through.
meaning of the lagundi
i
lagundi folk dance
u can tell the people that u can lagundi as for mild cough and it is safe
vitex negundo l.
Lagundi
yes
DANGLA
Vitex Negundo
lagundi
I dont know what it is ok
i love kim