Using the definitions in the Americans With Disabilities Act and data from the US census, one sixth of all Americans are disabled to some extent.
Same thing. It's just a twist of words. Mentally challenged is a euphemism for mentally retarded.
Census's are CHECKING the Population of the Country at the time. Population is how much people there are.
Approx 29,835,392 people
3 people
177,829,628
6,925,300,000 (2011)
You are pretty close. Population actually means how much there is in a certain area. Like if there were people at a party. The population at the party would be the number of people there are at the party. Just keep in mind that population doesn't necessarily always have to refer to people.
how does an population grow
The population had grown so much in the Thirteen Colonies that the people living there needed more land. The population in Quebec had grown but not as much as the Thirteen Colonies had.
Yes. Morocco has a population of 32.3 million people while Saudi Arabia has a population of 28.1 million people. The reason why Morocco is much more populous even though Saudi Arabia is much larger is that Morocco has much more arable land and population density.
5.2 billion people
not very many people.