Differing physical forces is the correct answer :)
True because Steadily and alarmingly, humans have been depleting Earth's soil resources faster than the nutrients can be replenished
The correct answer among all the other choices is B. The government has banned further development of the region. This statement about the Amazon River basin is not accurate. Thank you for posting your question. I hope that this answer helped you. Let me know if you need more help.
The inner core is mainly made up of hot metals
No, The magnetic north shifts overtime due to the rotation of liquid iron in the earth! So your answer would be No they are not always the same distance apart! Hope this helps :)