Answer:
A super massive black hole contains ,a million and a billion times more mass than a stellar black hole.
They occur on the galaxies.
Explanation:
An evident one by the astronomers was the quasars, which radiate a million more times than the sun.
Evidence on the existance on supermassive black holes has beeen cited following the orbiting of the galaxy.
Answer:
There is no cause for concern because human population growth is not correlated with the global ecological footprint.
Explanation:
The methodology of the ecological footprint is very wrong in that that it ignores the growth of the human population. The human population is not static in its numbers, and over the past century it increased significantly. Despite the slower growth nowadays, the population is still going up, and each individual should be taken into consideration for the ecological footprint because everyone has influence over it. If this is totally ignored, than the results and projections will be very misguiding and wrong, so it is an issue that has to be addressed so that the problem can be solved on the basis on correct and reliable data.
Answer:
b.
Explanation:
Religious structures drew people into the city, encouraging growth because people wanted to live near temples, monuments, and religious sites. ... Religious structures encouraged travel to early cities, but ultimately the land needed for agriculture prevented widespread growth, keeping early cities quite small.
