Why did railroads have a greater impact on american society than did canals and steamboats?

Because railroads cost less to build and trains provided faster transport.

Since it's faster and cheaper, a lot of companies prefers to use railroads as a medium to distribute their products to the market rather than using canals and steamboats.

Due to its massive success, Railroad companies managed to collect enough capital to spread the railroad networks to more areas all across the country. This cause transportation vehicles such as steamboats and horses started to become obsolete.

wood carving remains today the primary sculptural art form of the sub saharan continent. african art history shows the earliest wooden sculptures from the 17th c are attributed to the kuba, central zaire but the earliest surviving sub-saharan sculpture is a zoomorphic head found in 1928 in central angola.

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before we work more on piecing ideas together to form summaries and paragraphs, we need to look at fundamental sentence construction. imagine you are reading a book for school. you need to find important details that you can use for an assignment. however, when you begin to read, you notice that the book has very little punctuation. the sentences fail to form complete paragraphs and instead form one block of text without clear organization. most likely, this book would frustrate and confuse you. without clear and concise sentences, it is difficult to find the information you need.

for both students and professionals, clear communication is important. whether you are typing an email or writing a report or essay, it is your responsibility as the writer to present your thoughts and ideas clearly and precisely. writing in complete sentences is one way to ensure that you communicate well. this section covers how to recognize and write basic sentence structures and how to avoid some common writing errors.