Answer:
a nurse a person trained to take care of the sick
The correct answer is option D, A Yellow-Brown Haze that forms when sunlight reacts with air pollution.
This above statement is the correct definition of smog.
Explanation:
There are many types of pollution in the air. Some are caused by gases, some are formed by burning of fuels and fossils. Smog is a very intense air pollution.
When fuels are burnt in the air, the atmospheric pollutants and gases are released. These pollutants and gases in the air form Smog. When these air pollutants and gases react with the sunlight or sun heat, a yellow-brown haze like layer is formed. This is called as Smog.
Smog is very dangerous, as it is a form of dense air pollution, it causes many breathing and lungs problems.
Learn more about Air Pollution at:
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The volume percentage of solutions would indicate the relative abundance of a substance in a solution in terms of volume. This expression would be typically used for mixtures such as alcohol-water systems. This can be quantified by acquiring the ratio of the volumes of the substance of interest and the volume of the solution.
40000 cm
Since 1m = 100cm
Just multiple your number by 100
