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Questions for ADIABATIC AND STABILITY1

Answer the following questions

1. What is the effect of a strong low level inversion?
2. A mass of unsaturated air is forced to rise till just under the condensation level. It then settles back to its original position
3. In unstable air, surface visibility is most likely to be restricted by
4. ELR is 1°C/100m
5. A layer of air can be
6. In an air mass with no clouds the surface temperature is 15°C and 13°C at 1000m. This layer of air is
7. In still air a lapse rate of 1.2°C/100m refers to
8. Why does air cool as it rises?
9. What happens to the temperature of a saturated air mass when forced to descend?
10. A parcel of air cooling by more than 1°C/100m is said to be?
11. From which of the following can the stability of the atmosphere be determined?
12. Which of the following gives conditionally unstable conditions when saturated?
13. What happens to stability of the atmosphere in an isothermal layer? (Temp constant with height)
14. When warm air is advected in the lower part of a cold layer of air
15. If the ELR is 0.65°C/100m
16. In an unstable layer there are cumuliform clouds. The vertical extent of these clouds depends on the
17. During an adiabatic process heat is
18. What happens to the stability of the atmosphere in an inversion? (Temp increasing with height) Absolutely stable
19. The stability in a layer is increasing if
20. The temperature at the surface is 15°C, the temperature at 1000m is 13°C.Is the atmosphere
21. The rate of cooling of ascending saturated air is less than the rate of cooling of ascending unsaturated air because:
22. The DALR is
23. What happens to the temperature of a saturated air mass when descending?