Answer:
<h3><u>To Prevent East Germans from escaping to west Germany .</u></h3>
- The Berlin Wall was built by the German Democratic Republic during the Cold War to prevent its population from escaping Soviet-controlled East Berlin to West Berlin, which was controlled by the major Western Allies.
Explanation:
<h2>I hope this helps you !! </h2>
Answer:
C) when nuclear fusion begins in the core
Explanation:
- <u>The protostar is a main-sequence star that has a core temperature that exceeds abut 10 million K and is needed for the hydrogen to operate efficiently and the </u><u>length </u><u>of this process depends on nature and the stellar </u><u>mass</u><u>, as the huge massive star have a greater and bigger core and fusion takes fast.
</u>
- A protostar is also called as primitive star and represents the earliest phases of the process of the stellar evolution and takes place after it leaves form the main sequence star.
Hi!
The majority of Earth is covered in water. So, we can immediately eliminate A and B.
After looking at the statistics, the United States Geological Survey has determined 71% of Earth's surface is covered by water!
Hopefully, this helps! =)