This is evidence that short-term storage is brief. According to the psychologist George Miller, short-term memory has a capacity of seven items on an average, (plus or minus two). For instance, this means, if an individual is asked to memorize a list of 20 words, he or she is likely to member seven words from the list on average.
Social change is not both planned and unplanned
The Silk road is a rode between ancient Rome and ancient China. Any road that traders took from and to these two places was called the silk road. If you need help writing a paper, here is a college essay on the silk road. This should help: https://www.learner.org/courses/worldhistory/support/reading_9_3.pdf
Eco- friendly -
Recycling material, growing trees, filling landfills, using fewer disposals, burying organic matter.
Non - eco friendly -
cutting trees, burning fossil fuels.