The correct answer would be the letter B because de , the human , can hear from 50 Hz to 20000 Hz of frecuency .
Answer:
29.23 meters
Explanation:
H = ut + 1/2gt^2
Initial velocity u = 4.750m/s
time t = 2.006 secs
Acceleration due to gravity g = 9.8m/s^2
H =
4.750 x 2.006 + 1/2 x 9.8 x (2.006)^2
9.53 + 1/2 x 9.8 x 4.02
9.53 + 39.396/2
9.53 + 19.698
29.23 meters
The skydiver has a bunch of gravitational potential energy. The best example of chemical potential energy is gasoline.
If ur meaning cavins. a cavin is like a cave or a hollow route. idk if thats what ur asking?
