The legend is that Newton discovered Gravity when he saw a falling apple while thinking about the forces of nature. Whatever really happened, Newton realized that some force must be acting on falling objects like apples because otherwise they would not start moving from rest.
Answer:
the reason fossil fuels are so readily used is because they are readily available. countries in the middle east, as well as russia, the us and a few south american countries have large oil reserves that are currently used to supply the world's demand for energyy
hope this helps lol
and brainiest would be appreciated :P
Answer:
how old the star is
Explanation:
because starts existed before any human beings walked the earth
hope i helped
Answer:
In groundwater replenishment system in Orange County, CA, treated domestic sewer is injected into underlying aquifers using injection wells.
False
Explanation:
In the orange country's water treatment system techniques like micro filtration , and ultraviolet ( UV ) , reverse osmosis (RO) disinfection with hydrogen peroxide are used for purification . Generally at the source polluted water is first micro - filtered for the removal of small suspended particles bacteria , protozoa , and harmful virus from water . The water is then filtered via RO , which removes salts , pesticides , viruses and most organic compounds are passed in the presence of the forced water via thin plastic membrane , and in the final stage , the water is treated with hydrogen peroxide and UV light as a precautionary measure.