pls answer all my question below

Which sound wave has the lower pitch?

a or b

Which sound wave has the shorter wavelength?

a or b

Which sound wave has the lower pitch?

a or b

Which sound wave has greater wave speed?

a or b

Which sound wave has the louder sound?

a or b


Pls Answer All My Question BelowWhich Sound Wave Has The Lower Pitcha Or BWhich Sound Wave Has The Shorter Wavelengtha Or BWhich Sound Wave Has The Lower Pitcha class=