viserfly

Questions for ADIABATIC AND STABILITY1

Answer the following questions

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