ANSWER :
forest, grassland, tundra, desert, and ice sheet
Answer:
1) Climate change in the last 100 Myr. has been extreme, thus offering a potential explanation of Earth's <u>TRUE</u>
Explanation:
2) Orbital forcing (changes in Earth's axis tilt) are too insignificant in the last 25,000 yrs. to explain Earth's warming in the past 125 years. <u>FALSE</u>
3) Retreat of glaciers in the past 8000 years has been uniform, thus potentially explaining Earth's warming in the past 125 years. <u>FALSE</u>
Answer:
The spread of information to many people
The sharing of scientific knowledge and discoveries
A decrease in cost of all books
Explanation:
Took the test
The statement is - a. True.
Throughout the human history, before the modern age, people were not able to pass great distances or pass certain natural obstacles. This meant that different groups of people that were separated by some big natural barrier where not able to communicate between each other, or the communication was very rare and limited. That resulted in the formation of different cultures, unique, evolved totally independently from one another. There's multiple examples of this, like the Arabian culture which was isolated because of the vast deserts, the Aboriginal culture in Australia which was isolated because of the large water bodies, the Eskimos in North America that were isolated because of the harsh Arctic conditions etc.