The oldest known terrestrial material (a zircon included in a younger rock) dates back to 4.4 billion years ago. Where is this material located?
A) Dharwar Craton, India
B) Slave Craton, Alberta, Canada
C) Jack Hills, Western Australia
D) Grenville Terrance, United States
Answer: C
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Which of the following islands in NOT part of Japan?
A) Shikoku B) Hokkaido C) Taiwan D) Kyushu E) Honshu
Even though many Europeans emigrated during its demographic transition, many European countries now
A) encourage new immigration, especially from their former colonies. B) are open-minded and welcoming of Muslims. C) discourage immigration, even from their former colonies. D) have developed easier methods for existing immigrants to achieve citizenship.
How are atmospheric CO2 levels affected by the presence of land plants?
What will be an ideal response?
The total number of live births per year per 1,000 people in a society is the
A) crude birth rate. B) life data rate. C) natural increase rate. D) total fertility rate. E) new birth rate.