Your question: What causes acid rain class 9th?

What is the main causes of acid rain?

Acid rain is caused by a chemical reaction that begins when compounds like sulfur dioxide and nitrogen oxides are released into the air. … In addition, the exhaust from cars, trucks, and buses releases nitrogen oxides and sulfur dioxide into the air. These pollutants cause acid rain.

What are the 3 causes of acid rain?

Sulfur dioxide (SO2) and nitrogen oxides (NOx) released into the air by fossil-fuel power plants, vehicles and oil refineries are the biggest cause of acid rain today, according to the EPA. Two thirds of sulfur dioxide and one fourth of nitrogen oxide found in the atmosphere come from electric power generators.

What is acid rain for class 9th?

Acid Rain is when gases in the atmosphere combines with falling water to form acids, which fall as rain. Two gases which cause it are: Sulphur Dioxide. Nitrogen Dioxide.

What causes acid rain Mcq?

Explanation: Acid rain is mainly caused due to a result of air pollution. … Explanation: The gases of nitrogen oxides and sulphur dioxide react with the tiny droplets of water in clouds to form sulphuric and nitric acid.

What is acid rain for kids?

Acid rain is a form of air pollution. When coal and petroleum are burned in automobiles, electric power plants, and factories, they release certain harmful gases into the air. These gases combine with the oxygen and water in the air.

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Which of the following pollutant causes acid rain Mcq?

It mostly occurs due to the presence of oxides of sulphur and nitrogen in the atmosphere. Nitrogen and sulphur oxides react with water vapour to form acids. Large amounts of sulphur and nitrogen oxides are emitted from power plants and large industries.

What is acid rain definition in Hindi?

अम्लीय वर्षा (Acid rain), प्राकॄतिक रूप से ही अम्लीय होती है। इसका कारण यह है कि पॄथ्वी के वायुमंडल में सल्फर डाइआक्साइड और नाइट्रोजन ऑक्साइड जल के साथ क्रिया करके नाइट्रिक अम्ल और गंधक का तेजाब बन जाता है।

What are 3 ways to reduce acid rain?

Instead, we can use renewable energy sources, like solar and wind power. Renewable energy sources help reduce acid rain because they create much less pollution. There are also other sources of electricity, such as nuclear power, hydropower, and geothermal energy. Of these, nuclear and hydropower are used most widely.