What is dry ice? (1) Solid Carbon dioxide (2) Solid Nitrogen dioxide (3) Solid Sulphur dioxide (4) Solid Water

What is dry ice? (1) Solid Carbon dioxide (2) Solid Nitrogen dioxide (3) Solid Sulphur dioxide (4) Solid Water
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(1) Solid Carbon dioxide Explanation: Dry ice, sometimes referred to as "cardice," is the solid form of carbon dioxide. Its advantages include lower temperature than that of water ice and not leaving any residue (other than incidental frost from moisture in the atmosphere).
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Last Answer : d) Nitrogen oxides and Fluorocarbons

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Last Answer : Sulphur dioxide

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Description : The five key indicators of global climate change of our planet are (1) Antartic Sea ice, Oxygen, Rain-fall, Drought and Sea level (2) Sea-level, Rising temperatures, Rainfall, Nitrogen and Arctic Sea ice (3) Arctic Sea ice, Carbon dioxide, Global Temperature, Sea level and Land ice (4) None of these

Last Answer : (3) Arctic Sea ice, Carbon dioxide, Global Temperature, Sea level and Land ice.

The five key indicators of global climate change of our planet are : (1) Antartic Sea ice, Oxygen, Rainfall, Drought and Sea level (2) Sea-level, Rising temperatures, Rainfall, Nitrogen and Arctic Sea ice (3) Arctic Sea ice, Carbon dioxide, Global Temperature, Sea level and Land ice. (4) None of these

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Last Answer :  Arctic Sea ice, Carbon dioxide, Global Temperature, Sea level and Land ice.

(3) Oxides of nitrogen and sulphur Explanation: Acid rain is caused by emissions of oxides of Sulfur and Nitrogen (Sulfur Dioxide and Nitrogen Oxide), which react with the water molecules in the atmosphere to produce acids. The emissions of sulfur dioxide (SO2) and nitrogen oxides (NOx) result from fossil fuel combustion.

Description : (3) Oxides of nitrogen and sulphur Explanation: Acid rain is caused by emissions of oxides of Sulfur and Nitrogen (Sulfur Dioxide and Nitrogen Oxide), which react with the water molecules in the ... The emissions of sulfur dioxide (SO2) and nitrogen oxides (NOx) result from fossil fuel combustion.

Last Answer : (3) live wire and the neutral wire Explanation: Three wires enter most homes from the power pole-two "hot" wires and a third "neutral" wire. Each hot wire provides 120- volt current for ... the main switch is put off because the electric circuit (the path where the electricity travels) gets opened.