Answer:
In my view, By 1853, the below were the five boundaries of the United States:
Explanation:
1) California
2) Canada
3) Florida
4) Pacific Ocean
5) Mississippi River
Answer:
Galileo Galilei
Explanation:
Galileo Galilei pioneered the experimental scientific method, and was the first to use a refracting telescope to make important astronomical discoveries. He is often referred to as the "father of modern astronomy" and the "father of modern physics". Albert Einstein called Galileo the "father of modern science."
River, it is a water source and means of transportation
