The five regions of the United States are the Northeast,Southeast<span>, </span>Midwest<span>, West and the </span>Southwest<span>.</span>
It really depends on which war the question is referring to, but if it's referring to WWII the answer would be true.
Measurement and Data
A Global Network
Secular Variation and Earth's Core
Crust, Ocean, and Mantle
Quiet Time Variation and the Ionosphere
Magnetic Storms and the Magnetosphere
i gave you six because im not sure im right but i hope it helps im sorry if they are wong tho :/
Migration is when the birds go from south to north, north to east, east to north, and south to east.
The reasons for migration is that when it is cold the births fly north to south to find somewhere warmer (Like Florida). Birds can't fly in the cold so they fly to the warmer area.
I would think that the layer of sandstone would be B. Younger than 300 million years because it's above the layer of limestone.