question_answer

In what way was new technology responsible for the dramatic expansion of land in America?

Answer:

(i) With the new technology the settlers modified their implements to meet their requirements.

(ii) In the mid-western prairie simple ploughs were ineffective as it was covered with a thick mat of grass with tough roots.

(iii) To break the sod and turn the soil over a variety of new ploughs were devised.

By the early 20th century, the farmers in the Great Plains were using tractors and disk ploughs, clearing vast stretches for wheat cultivation.