Answer:
4 electric pole is the answer.
Answer:
Laws are statements about something that's been observed and stated while a theory is an explanation of what's been observed. This connection between them forms a main idea that many people regulate as "what's normal."
Explanation:
The answer for this question would be option A) TRUE or the first choice because one's perception DOES depend on the way the brain interprets the stimuli.
Answer:
2 L, L, 2 L/3
Explanation:
For a pipe of length l open at both ends, the length of the pipe is given by :

or

For first pitch tone, n = 1

For first pitch tone, n = 2


For first pitch tone, n = 3


So, the wavelengths of the three lowest-pitch tones produced by this pipe are 2 L, L, 2 L/3 respectively. Hence, the correct option is (d)