Answer:
Explanation:
Texas Road - Wikipedia
https://en.wikipedia.org/wiki/Texas_Road
The Texas Road, also known as the Shawnee Trail, Sedalia Trail, or Kansas Trail, was a major trade and emigrant route to Texas across Indian Territory. Established during the Mexican War by emigrants rushing to Texas, it remained an important route across Indian Territory until Oklahoma statehood. The Shawnee Trail was the earliest and easternmost route by which Texas Longhorn cattle were taken
Explanation:i think it could be anything
900-500=400
40-80=-40
7-6=1
947-586 =361
400-40+1=361
Explanation:
part A
we know how much erg of radiant energy the sun produces for one second so to find out how much it produces for 2.45 ⋅ 10^5 seconds we only should multiply these seconds to the erg of radiant energy it produces for one second
amd we get 9.555*10^38erg of radiant energy
Part B:
0.0074mm knowing that blood cell is very small to be seen normally without microscope.
and 7400mm is a measure that is quite big for a blood cell. So it remains that 7.4*10^-3 is the right one.