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Alona [7]
2 years ago
14

On Ella's fifth birthday, her parents told her she had to stop whining or no one would want to play with her. She tried very har

d to not whine. After a while, she decided that she didn't have anything to whine about. This is an example of:
A. a token economy.
B. learned optimism.
C. learned helplessness.
D. subjective being.
Physics
2 answers:
Dimas [21]2 years ago
7 0

the correct answer for this question is learned optimism!

Kisachek [45]2 years ago
3 0
I think the answer to this problem I believe would probably be B. learned optimism. I think it's the closest answer...I THINK
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Answer:

a)   v = 0.9167 m / s,  b)  A = 0.350 m,  c)  v = 0.9167 m / s, d)  A = 0.250 m

Explanation:

a) to find the velocity of the wave let us use the relation

          v = λ f

the wavelength is the length that is needed for a complete wave, in this case x = 5.50 m corresponds to a wavelength

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the period is the time for the wave to repeat itself, in this case t = 3.00 s corresponds to half a period

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           v = 0.9167 m / s

b) the amplitude is the distance from a maximum to zero

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c) The horizontal speed of the traveling wave (waves) is independent of the vertical oscillation of the particles, therefore the speed is the same

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d) the amplitude is

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           A = 0.250 m

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