![subject](/tpl/images/cats/geografiya.png)
Geography, 30.07.2019 02:00 vlactawhalm29
Why have the rules governing building on permafrost changed? a) perafrost used to be permanent b) expanding population has forced buliding on permafrost. c) permafrost has expanded near population centers d) international commissions have held joint symposiums.
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Geography
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 22.06.2019 14:40
Geologists know that potassium-40 decays to argon-40, with a half-life of 1.3 billion years. if an analysis of a feldspar crystal in a sample of granite shows that 75 percent of the potassium-40 atoms have decayed to form argon-40, what is the age of the granite
Answers: 2
![question](/tpl/images/cats/geografiya.png)
Geography, 23.06.2019 21:50
Ineed to draw a simple map of oil where can be found on the map.
Answers: 3
![question](/tpl/images/cats/geografiya.png)
Geography, 24.06.2019 02:30
What does the map above tell us about the endemity of typhoid fever
Answers: 1
You know the right answer?
Why have the rules governing building on permafrost changed? a) perafrost used to be permanent b)...
Questions
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 18.09.2019 12:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
English, 18.09.2019 12:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mkx.png)
Arts, 18.09.2019 12:30
![question](/tpl/images/cats/mat.png)
Mathematics, 18.09.2019 12:30
![question](/tpl/images/cats/fizika.png)
Physics, 18.09.2019 12:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.09.2019 12:30
![question](/tpl/images/cats/mat.png)
Mathematics, 18.09.2019 12:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.09.2019 12:30