Answer:
He is trying to figure out its age.
Explanation:
Rex is finding a strange and very interesting form of a rock. He took a small sample in order to do research. He was trying to measure the amount of radioactive uranium with the radioactive lead.
This way he wanted to show how fast are these objects falling apart depending on the chemical elements they contain.
Answer:
Hope this helps.Please mark as brainlist.
Explanation:
In the area of Central and Eastern Europe as series of invaders arrived during this period- Huns, Bulgars, avars and Magyars all came through. Over a period of time each group assimilated and became part of the slavic people. The Germans were happy to take on responsibility to convert the slavs to Christianity. At the end of the ninth century the Czechs in Bohemia were converted to Christianity. It was not until 960 that the Poles were converted. The Hungarians were also converted during this period. The slavs of southern Europe who were closer to the Byzantine Empire typically converted to Eastern Christianity as opposed to Catholicism.
How tall is all of the staff members at your local Walmart?
