Question 33(Multiple Choice Worth 2 points) A student is concerned about background radiation that she is exposed to. She claims that nuclear power plants have caused background radiation, and that if they
had not been built, she would not be exposed to radioactivity. Is she correct? Why or why not?
Yes, because power plants are the primary source of background radiation.
Yes, because radioactivity does not exist in nature.
No, because background radiation exists only in outer space.
No, because background radiation comes from naturally occurring substances such as isotopes

Once the plague became airborne, how could it then be spread?

The eastern roman empire is also known as what empire

Egypt is home to one of the oldest human civilizations. theearliest egyptian dynasty was established around 3100bce. egypt was ruled by powerful leaders known as pharaohs until the 500s bce, when it was conquered by a series of invaders, including the persian empire and the roman empire. after the fall of the roman empire, egypt became part of aseries of muslim empires, including the ottoman empire.european powers then occupied egypt beginning in the late 18th century. today, egypt is an independent republic with its own constitution and elected leaders. however, some modern observers worry that powerful military leaders have seized too much power in the country. it is possible that egypt will become an autocratic state if these leaders continue to grow more powerful.which statement from the passage addresses an event from the present? a. after the fall of the roman empire, egypt became part of a seriesof muslim empires, including the ottoman empire.b. egypt was ruled by powerful leaders known as pharaohs until the 500s bce, when egypt was conquered by a series of invaders, including the persian empire and the roman empire.c. it is possible that egypt will become an autocratic state if the leaders continue to grow more powerful.d. however some modern observers worry that powerful military leaders have seized too much power in the country.edit: the correct answer is d