Americas economic activity has increased in the last year
<span>If a modern astronomer describes a faint star as being in the constellation cygnus, the swan, you know that the star is: </span><span>Somewhere within a particular region of sky having definite boundaries
</span>The swn of the constellation cygnus is located on northern part of the constellation. This means that the location is limited to the plane part of the milky wat.
The time required for the moon to orbit around the earth is slightly longer than the earth rotation on its axis. The moon rotates in the same direction that the earth rotates on its axis. Thus, the moon's full rotation requires another 50min or 25 minutes per crossing of the earth's meridian.
With the Continental Drift theory.