1. It took 1649 years for the world population to double, going from .25 billion people to .50 billion people. How long did it take for the population to double once again?
It took 200 years to double
2. How long did it take for the population to double a second time? 75 years A third time? 51 years
3.Based on your graph, in what year will the population reach 8 billion? 2016
4.Based on your graph, how many years will it take for the population of 2004 to double?
About 40 years
1. What factors contributed to the world's overall population growth in the last 150 years?
The factor that contributed was medicine which made people live longer and have more babies
2. Why does a population not level off during the same year it reaches zero population growth?
Because people have more than 2 babies to replace them
3. If the carrying capacity of the earth was 9 billion people, when would this number be reached
(according to your graph)?
It would be reached around the year 2050
4. What will happen when the human population exceeds the earth's carrying capacity?
People will die because of lack of resources
It took 200 years to double
2. How long did it take for the population to double a second time? 75 years A third time? 51 years
3.Based on your graph, in what year will the population reach 8 billion? 2016
4.Based on your graph, how many years will it take for the population of 2004 to double?
About 40 years
1. What factors contributed to the world's overall population growth in the last 150 years?
The factor that contributed was medicine which made people live longer and have more babies
2. Why does a population not level off during the same year it reaches zero population growth?
Because people have more than 2 babies to replace them
3. If the carrying capacity of the earth was 9 billion people, when would this number be reached
(according to your graph)?
It would be reached around the year 2050
4. What will happen when the human population exceeds the earth's carrying capacity?
People will die because of lack of resources