WorksheetsChapter- Air
Total questions: 10
Worksheet time: 5mins
Which layer helps transmit radio transmissions?
Exosphere
Thermosphere
Radiosphere
ozone layer
Which gas released in the atmosphere creates a greenhouse effect trapping the heat?
Carbon dioxide
Oxygen
Nitrogen
All of these
What is the name of this device?
Compass
Rain Gauge
Barometer
Which layer contains most of the helium gas?
Stratosphere
Mesosphere
Exosphere
Thermosphere
What is the use of wind vane?
Check the amount of rainfall
Measures atmospheric pressure
Shows the direction of the wind
Standard unit of measuring wind
Stratosphere contains a layer of which gas?
Nitrogen
Ozone
Oxygen
Carbon
Which gases make the bulk of the atmosphere?
Nitrogen
Oxygen
Both a and b
None of these
Which of the following layers of atmosphere is free from clouds?
Troposphere
Exosphere
Stratosphere
Mesosphere
When precipitation comes down to the earthin the liquid form,it is called as...
Cloud
Rain
Fog
Snow
Can we see and touch air?
Yes
NO
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