Composition of Air

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Composition of Air

7.1

Composition of Air

Komponen-komponen yang terdapat dalam udara

The importance of gases

Oxygen

Respiration
Combustion of rocket engine a high altitude
Welding and steel cutting
Preparation of various compound

Carbon dioxide

Photosynthesis
Production of carbonated drinks
Fire extinguisher
Carbon cycle

Nitrogen

Production of nitric acid and ammonia
Nitrogen cycle
Liquid nitrogen as cooling agent

Light bulb

Helium is used to fill hot air balloons
Neon gas is used in advertising lights
Argon gas is used in light bulbs

Definition

Carbon cycle is the cycle that maintains the content of carbon dioxide in the air by continuously taking carbon dioxide from the air and returning it to the air

Carbon cycle:

Definition

Oxygen cycle is a continuos cycle that takes oxygen from the air and returns it to the air

Oxygen cycle:

Ways to reduce problems of interferences to the oxyen and carbon cycle

Prohibit illegal loging
Avoid using excessive pesticides
Reforestation
Prevent excessive release of smoke from vehicles
Do not burn forests