Answer:
Angiosperm
im not sure what this means lol but i remember reading it somewhere
A mass movement is movements of masses of bodies of soil, bed rock, rock, debris, soil etc. which usually occur along steep-sided hills and mountains because of the pull of gravity
Answer:
Sulfur; nitrogen.
Explanation:
Acid precipitation results when sulfur and nitrogen compounds react with water in the atmosphere.
This acid precipitation is also known as acid rain and it is typically caused by the chemical reaction between sulfur oxide and nitrogen oxide which are released into the air as a result of burning fossil fuels, with water and other chemical elements present in the atmosphere.
Generally, acid precipitation (acid rain) usually have a pH of about 5.1 or below and as such, it is very acidic nature i.e possessing a large amount of hydrogen ions.
Hence, acid precipitation (acid rain) when washed to the earth has negative or harmful effects on various living and non-living organisms such as animals, plants, cars, buildings etc.
A situation where friction would be desirable is rubbing your hands together to make them warm in the winter time.
