Explanation:
v = wavelength x frequency
330 = 5 . 10-² m x f
f = 6600 Hz
the frequency that human can hear is about 20 Hz - 20000 Hz
so human can hear the note.
Answer:
C
Explanation:
Animals do not have cell wall thus membrane controls movement in and out while in plants it helps store genetic material inside
Animal communication on khan academy
