For much of the last quarter century, the leading theory of the driving force behind tectonic plate motions envisaged large scale convection currents in the upper mantle, which can be transmitted through the asthenosphere.
Answer:
Clouds form when air reaches its dew point. This can happen in two ways:
(1) Air temperature stays the same but humidity increases. This is common in locations that are warm and humid.
(2) Humidity remains the same, but temperature decreases
1. The protection granted by a nation to someone who has left their native country as a political refugee.
2. An institution offering shelter and support to people who are mentally ill
