The main difference between the thickness and density of earths crust and mantle is the material making up each section. temperature and function also differ between the two sections
Answer:The distance decay effect states that the interaction between two locales declines as the distance between them increases. Once the distance is outside of the two locales activity space their interactions begin to decrease.
Explanation: btw u look like my friend tori
You find someone to quiz you on a blank picture of africa
Which information do tiny fossils found in drilling samples from Earth’s crust reveal about Earth’s history? select all that apply.
Microfossils - "are perhaps the most important group of all fossils — they are extremely useful in age-dating, correlation and paleoenvironmental reconstruction, all important in the oil, mining, engineering, and environmental industries, as well as in general geology."
Answers -
1. changes in climate
3. types of plants in the area
4. age of the organism when it died
There are limited amounts of resources in a general area. Some civilizations may not have the ability to produce resources that they need. That makes 2 routes:
1) cooperation: They can cooperate with another people group that lives in a different region and trade with them
2) conflict: They can attack/raid another people group in a different region for the resources
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