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Go to: http://www.census.gov/population/www/popclockus.html
1. Based on the website (or computer clock), what is the exact time right now?
2. What is the U.S. population right now?
Most countries are trying to reduce their growth rate. Zero population growth means that as many people are
being born as there are dying. To achieve zero population growth, each couple would need to have no more than
two children (to replace the parents). The rate of growth in developed nations has become more constant in
recent years, while many developing nations are still growing exponentially.
Go to: https://www.cia.gov/library/publications/the-world-factbook/wfbExt/region_afr.html
3. Select any two countries from the list and find the following data:
4. What is your birth date, including the year?
5. What was the world population on your birth date?
6. What was the world population on you first birthday?
7. What was the gain in world population during your first year of life?
8. What was the percent change in world population during your first year of life?
9. What was the world population on January 1st of this year?
10. What is the projected world population next January 1st?
11. What is the expected gain in population this year?
12. What is the expected percent change in world population this year?
13. Compare your data from questions 7&8 to questions 11&12. What is happening to world population growth?
Go back to the US population data: http://www.census.gov/population/www/popclockus.html
14. Based on the website (or computer clock), what is the exact time right now?
15. How many minutes have elapsed since you answered question # 1?
16. What is the US population right now?
17. What was the gain in US population while you have been working on this activity?
