Answer:
filtering is the action of separating elements using a filter, that is to say, literally, a material only allows certain elements to pass. example: a colander.
Explanation:
in a city it may be red / green lights ( for circulation )
Answer:
Explanation:
(a) As given in question,
concentration of zinc in atmosphere = 10 g/L
By converting g to mg,
1 g = 1000 mg
=> 10 g = 10 x 1000 mg
Hence, the concentration of zinc in the environment in mg/L is
(a) As given in question,
concentration of zinc in atmosphere = 10 g/L
By converting g to nano gm,
Hence, the concentration of zinc in the environment in nano gm/L is
Can't really help without seeing the examples but I think erosion affects the environment by wearing down the surfaces of natural formations. Such as rocks.
The correct answer is true
Sweden is not in the eurozone yet. They did sign what is called the "Treaty of Accession" in 1994 that stated they would join the eurozone when they met necessary standards.
Hope this helped! :)