question 6 options:
Biology, 04.11.2019 23:31 HSiddiqui5
Because of the doppler effect, sounds coming from a moving source
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a seem louder than if the source were not moving.
b are of a higher frequency if the source is moving away from the observer.
c have a lower frequency if the source is moving toward the observer.
d have a higher frequency if the source is moving toward the observer.
Answers: 2
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As the human population grows, what happens to our natural-resource requirements? o they increase o they decrease o they do not change. they go in cycles
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When the cell concentrates potassium within, against the natural tendency of matter, it is performing a.passive diffusion b.facilitated diffusion c.active transport d.pinocytosis
Answers: 2
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Why should organisms reproduce more offspring than will survive? select all that apply.
Answers: 2
Because of the doppler effect, sounds coming from a moving source
question 6 options:
question 6 options:
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