The quartz is more resistant to abrasion and chemically more resistant than the feldspar. The result is that the quartz remains in the stream but the feldspar breaks down to clay or is dissolved.
(this is from coursehero.com)
The question that Bill Clinton calls the urgent question of our time is weather or not we can make change a friend to us instead of it being an enemy. Basically ,he is saying we need to be flexible and ready to change because he believed that change was good for the country.
Hope This Helps Human <3
I think its B but possibly C
Answer:globe. Determine if Greenland is larger than Africa. topographical map. Plan a cross-country ski trip. RADAR. Find a safe place to land a plane on a foggy day.
Explanation:
These factors contribute to the development of the population.This phenomena had happened in the last 2 centuries in all of the countries to help to improve the conditions of the life.