Advanced Placement (AP), 04.02.2021 18:20, Pitts1971
Hey guys, i just wanna thank you guys, without you i would have never made it through this rough time with the virus going around and the 7th grade being so confusing, tysm for awnsering my question's and being there where i needed you most!
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Advanced Placement (AP), 25.06.2019 04:30, yellowsea84
Why are radio observatories located in valleys far away from urban centers? a. to shield them from electromagnetic interference b. to avoid sound pollution c. to avoid disturbing people living in the city d. to shield them from water vapor
Answers: 1
Hey guys, i just wanna thank you guys, without you i would have never made it through this rough tim...
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