Question

how is air useful to us? ​

Answer 1

• Humidity is the concentration of water vapour present in the air. ... For example, a parcel of air near saturation may contain 28 g (0.99 oz) of water per cubic metre of air at 30 °C (86 °F), but only 8 g (0.28 oz) of water per cubic metre of air at 8 °C (46 °F).

Answer 2

Answer:

Air is a protective cushion.

The air in our atmosphere acts as insulation, keeping the Earth from getting too cold or too hot. Ozone, another type of gas in the air, also protects us from too much sunlight. Air in the atmosphere can also protect us from meteoroids

Explanation:

hope it help