Anemometer is an instrument used to
A. | Find the wind direction |
B. | Measure humidity |
C. | Measure wind speed |
D. | Measure precipitation |
Option: C Explanation : Click on Discuss to view users comments. |
Which of the following gases in the atmosphere provides a shield against the harmful ultraviolet rays of the sun?
A. | Carbon monoxide |
B. | Oxygen |
C. | Nitrogen |
D. | Ozone |
Option: D Explanation : Click on Discuss to view users comments. |
Which ofille following is the uppermost layer of the atmosphere?
A. | Stratosphere |
B. | Mesosphere |
C. | Ionosphere |
D. | Exosphere |
Option: D Explanation : Click on Discuss to view users comments. |