Secondary pollutants include ozone, which is formed when hydrocarbons (HC) and nitrogen oxides (NOx) combine in the presence of sunlight.
Whereas Primary pollutant are those pollutants that are directly emitted from their sources, like CO2, CO, SO2 as these gases are directly emitted form burning of fossil fuels.
Acid rain, which is formed when sulfur dioxide or nitrogen oxides react with water, sulfuric acid etc.
Hence, Acidrain is a secondary air pollutant.
Seawater or salt water is water from a sea or ocean.
On average, seawater in the world's oceans has a salinity of approximately 3.5% or 35 parts per thousand. This means that for every 1 litre (1000 mL) of seawater there are 35 grams of salts dissolved in it.
Hence, The average salinity of seawater is 3.5%.
Fi circuit refers to Formula One, is the highest class of open-wheeled auto racing defined by FIA, motorsport's world governing body.
The Buddh International Circuit is an Indian motor racing circuit in Greater Noida, Uttar Pradesh was India's first F1 circuit.
Another name for the governor of the state is Chief Executive of the state.
And we also know that, The attorney general is the head of the US Department of Justice, The vice president is just under the president of the US and The secretary of state is the head of the US Department of State.
Living organisms often contain trace amounts of several elements, but the most abundant ones are oxygen, carbon, hydrogen, nitrogen, calcium, sulphur and phosphorus.
A respirometer is a device used to measure the rate of respiration of a living organism by measuring its rate of exchange of oxygen and/or carbon dioxide.
Monotheism is the belief in a single all-powerful god, as opposed to religions that believe in multiple gods.
Sikhism, Judaism, Christianity, and Islam are widely practiced forms of monotheism.
The mesosphere lies above the stratosphere and extends to an altitude of about 85 km. This is layer is often referred to as the cold layer, as the lowest readings in the atmosphere are found here.
Temperature decreases with height, reaching a minimum average value of -90 ºC at the top of the layer.
France national football team has won the FIFA 2018 - an international football tournament contested by the men's national teams of the member associations of FIFA once every four years. It took place in Russia from 14 June to 15 July 2018.
Comments
There are no comments.Copyright ©CuriousTab. All rights reserved.