Answer: The answer is They tied knots in different colored strings and passed it from city to city.
Explanation: It's called Quipu.
Answer:
there are 7.8 billion people in the earth
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Answer:
The fact that this earthquake occurred in the ocean may be one reason it has caused less damage than the earthquake in Haiti, which occurred on land. Offshore earthquakes generate less ground shaking than onshore earthquakes because the intensity of ground shaking diminishes with distance.
Explanation:
Answer:
80% of the Australian population lives in the <u>C. Southwestern</u> regions of the country.
Explanation: