Easy 75 points > You have a piece of quatz, whos hardness is 7, and an unknown mineral. explain how you would determine if the unknown mineral had a hardness greater or less then 7. Please use your own words don't just copy and paste something off some wiki that doesnt even answer my question thank you!

What is the primary purpose of a game reserve?

Which ecosystem best fits the characteristics listed below? which ecosystem best fits the characteristics listed below? ii. seasonal migrations of millions of wildebeests, zebras, and elephants iii. large numbers of predators, such as lions iv. acacia trees and grasses a. the congo rainforest b. the african mangroves c. the serengeti grasslands d. the sahel

What factors contribute to american farming success?