<u>The Fossil Record</u>
They are useful in dating geological material, because they indicate which species were alive at the time the rock was formed. The geographic distribution of fossils is also useful in understanding how different species spread and evolved over time.
Aryabhata's contribution to the study astronomy was extraordinary due to the fact he didn't have any modern equipment or instruments to do so. Therefore every discovery he had that solved various mysteries of the solar system was done with his hard work and dedication!
Answer:
The expansion of the railroads in the late 1800s was instrumental in helping the US economy boom. It did this in two ways. First, the railroads created a tremendous amount of demand for goods and labor on their own. As the railroads were being built, they needed huge numbers of people to build them.
Hi Fireburntbudder
Hispaniola was the first permanent Spanish colony in the New World.
Answer: B) or the second option.
