Railroads on the Railways required tracks for the trains to run on them these tracks earlier made up of iron for its heavy duty but soon enough realise that iron was not a very good option for tracks. Meaning drawbacks of using iron for example rusting is it was realised that Steel was a better option in making railroads.
Steel being made out of iron is heavy duty material yet it is not much prone to rusting. Just addition of certain minerals and carbon in iron steel forging is done making it heavy duty material.
Answer:
It transitioned the economy of Texas from agricultural to industrial, because before, there were cattle ranges and mostly focused on the cotton and cattle industries. They would herd the cattle up to Kansas where cows would be shipped off to the East.
The cattle and cotton industry was very profitable most of the time, which led to them being the main attraction.
There were some people who thought, "Hey! Imma just start drilling for oil in some place that I just bought because why not!"
Then they hit oil and created a massive influx of profit, which led to other people thinking, "Hey! Deez people made a lotta dolla bills yall so Imma copy them!"
Finally, people started drilling for oil all over the place (even in their backyards) and transitioned the economy to oil and coal mining.
Even during WW2, miners were drilling for oil to power their fighting machines.
Explanation:
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A)interrupted-area , is right.
Answer: Charles Darwin
Explanation:
The theory of natural selection was explored by 19th-century naturalist Charles Darwin. Natural selection explains how genetic traits of a species may change over time. This may lead to speciation, the formation of a distinct new species.
