If u answer these questions make them 1 sentinse each
1. explain the difference between the zone of
aeration and the zone of saturation.
2. why is it easier for water to flow through rock
and sediment with larger pores than through rock
and sediment with smaller
pores?
3. how does a cavern differ from a cave?
4. which two factors determine how easily water is
able to move through rock or sediment?
5. how do water and carbon dioxide contribute to the
formation of karst topography?

the awnser is d i think

correct answer is option a.

tropopause, stratopause and mesopause have all in common aspect that is point of maximum temperature in its layer of the atmosphere. all layers of atmosphere observe abrupt change in temperature. tropopause is the boundary between troposphere and stratosphere. stratopause is the boundary between stratosphere and mesosphere. mesopause is the boundary between mesosphere and thermosphere. these all boundaries are ranges between altitude of 0 to 80 km.

the glands which are associated with each description is given below: