Воздух и его состав

What gases make up the majority of the air?

• Nitrogen and Oxygen

• Carbon dioxide and Argon

• Hydrogen and Helium

• Methane and Ammonia

What gas in the air is the most common?

• Argon

• Nitrogen

• Carbon dioxide

• Oxygen

What gas in the air is necessary for the respiration of living organisms?

• Nitrogen

• Oxygen

• Argon

• Carbon dioxide

What gas in the air is used for fire extinguishing?

• argon

• oxygen

• carbon dioxide (CO2)

• nitrogen

What gas in the air protects the Earth from ultraviolet radiation?

• Nitrogen

• Ozone

• Carbon dioxide

• Argon

What gas in the air plays a role in the greenhouse effect?

• Carbon Dioxide (CO2)

• Nitrogen

• Oxygen

• Argon

What gas in the air is inert and used in industry?

• Argon (Ar)

• Nitrogen (N2)

• Carbon dioxide (CO2)

• Oxygen (O2)

What gas in the air has a distinctive smell and is used for breathing in medicine?

• oxygen

• nitrogen

• carbon dioxide

• argon

What gas in the air is involved in the process of respiration in living organisms?

• Nitrogen

• Argon

• Oxygen

• Carbon dioxide

What gas in the air is one of the main components of ozone?

• Argon

• Carbon dioxide

• Nitrogen

• Oxygen