The early atmosphere on Earth was mostly carbon dioxide.
It was also poisonous and extremely hot.
Atmosphere is the gaseous envelope of a planet.
Today's atmospheric functions include sustaining life with oxygen, produced from plants; filtering harmful rays from the sun, helping in protecting the Earth from meteor collisions.
Yalta Conference is about the discussion on the action plan
when the war will end. During this conference, the motion to establish the UN
was set.
Potsdam Conference was the meeting of the three leaders at
that time, namely Stallin, Truman, Churchill. This conference added tensions
between the Soviet Union, and US.
Iron Curtain Speech set up cold was tension and was known as
the most famous speech during this time.
Answer:
a is false (sorry I don't know the other ones)
Explanation:
0.2 as a percentage is 20%
Answer:
if you have a credit card, or your guardian has a credit guard you are involved in economics - if you pay interest or something, or your guardian does, you are contributing to economics - if you have ever donated any amount of money to any sort of charity then you are contributing to economics - if you or a guardian has written or received a check, they are involved in economics
Answer:
The answer is C.
Explanation:
It is tangible boundaries (C) because these are natural/physical limitations. The other answers would mean that they were marked or created by humans.
