1. why do astronomers think that there may be other advanced civilizations?
2. what technolo...
Geography, 24.08.2019 19:00 makarockslynn4764
1. why do astronomers think that there may be other advanced civilizations?
2. what technologies are astronomers using to look for life on other planets? why?
3. what are the challenges of looking for dyson spheres?
4. astronomers have theorized that there could be three types of civilizations. what are they? how would they be recognized? which one has been ruled out so far?
5. do you think an advanced civilization may exist in the universe? why or why not?
Answers: 1
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Which are evidence of the seafloor spreading? a. molten material b. magnetic stripes c. continental material d. drilled core samples e. ocean water samples
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How far is a geographic second? a.) around 100 feet b.) around 1,000 feet c.) around 5,000 feet d.) none of the above
Answers: 2
Geography, 24.06.2019 09:50
What's a recharge area? a. the part of an aquifer where groundwater meets a lake or stream b. the part of an aquifer where surface water reaches the water table c. the part of an aquifer that's located between two aquicludes d. the part of an aquifer that's located at a lower elevation
Answers: 2
Geography, 24.06.2019 18:00
Clark is a 12-year-old boy. which of the following people would have the exact same genome as clark? clark's father clark's mother clark's identical twin brother none of the above
Answers: 2
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