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Biology, 22.06.2019 15:00
If you relate the doppler effect on sound to the color of light waves, a police car would be the color as it approaches and the color as it recedes away from the observer.
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Biology, 22.06.2019 16:00
Which areas of earth receive the most precipitation on average? a. tropics b. temperate zones c. regions near 30? n and s latitudes d. polar zones 1
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Biology, 22.06.2019 20:00
Are humans interfering with or a part of evolution happening today? find examples of evolution seen in recent history that could be caused by human activity.
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It's my birthday today...
Mathematics, 27.08.2019 19:00
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