O som mais grave que o ouvido humano é capaz de ouvir possui comprimento de onda igual a 17 m. Sendo assim, determine a minima
frequência capaz de ser percebida pelo ouvido humano.
Dados: Velocidade do som no ar = 340 m/s
a) 10 Hz
b) 15 Hz
c) 17 Hz
d) 20 Hz
e) 34 Hz​

What is the stall speed at sea level of an airplane that weights 10000 lbs., has a wing area of 300ft^2, and a maximum lift coefficient of 1.4? what is the stall speed if flaps that double cl,max are applied?

What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.

(**i would really appreciate if this was answered soon** ) which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?