Deserts are a natural barrier between regions, they are difficult to travel through safely due to harsh conditions. Transport of goods and people is more costly and more difficult.
Answer:
<u><em>A waterfall is an erosional landform, which occurs where there is a layer of hard rock on top of a layer of softer rock. Erosional processes such as hydraulic action and abrasion occur as the river flows downstream, however differential erosion takes place as the softer rock erodes faster.</em></u>
Explanation:
As with the Nazi's, there was heavy corruption and little to no control of the SS or enlisted soldiers, so the SS and enlisted men misused and abused their power and authority greatly. So much that many people, citizens, and even other soldiers, feared for their lives around the Nazi's or higher figures/authority, mainly because they were unable to be stopped in anything they did, as in murdering people, stealing things, and other things that may be considered morally wrong. Hope this helps!
Newborn main sequence star means born of new star.
The approximate range of masses that newborn main sequence stars can have is equal to <span>0.1 to 150 solar masses...</span>