Which factors examples of how physical geography may have been affected the great migration in the united states? A. the ease of travel from the U. S southeast to the north and midwest
B. The deadly hurricanes that struck most states in the southern united states
C. the presence of mountain ranges across much of the western united states
D. the destruction of southern cotton crops due to boll weevil infestations

It has to be understood that the sea water contains a huge amount of sodium and chlorine ions and if they enter the cell of the atlantic cod fish, the cell will shrivel and the fish will die. to avoid such a condition, the fish uses active transport for the purpose of removing the ions against the gradient. i hope it you.

1. which type of clouds can you always expect to signal fair weather: cirrus, stratus, or cumulus?
stratus 

2. which type of clouds can you always expect to bring precipitation: alto, nimbus, or cumulus?  
nimbus 

3. list these clouds from highest to lowest: cirrus, stratus, fog, altocumulus. 
citrus,  altocumulus, stratus, fog 

4. which type of cloud occasionally produces precipitation: stratus, short cumulus, or cirrocumulus?
short cumulus.