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Questions for ADIABATIC AND STABILITY1

Answer the following questions

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