Comparing land use in urban areas and agricultural villages finds that if arable land is scarce, then the sizes of farms and houses are
a. small
b. large
c. ranch-like
d. plantation-like

Which of the following statements best characterizes changes to agriculture in the united states since 1900? a. increased mechanization has reduced the need for labor.b. increased mechanization has increased the need for water, thereby increasing the need for labor.increased mechanization has increased the use of land, thereby increasing the need for labor.d. increased mechanization has increased food production, thereby increasing the need for labor. select the best answer from the choices provided.

What is the thickest layer of earth called?

Explain how the movement of tectonic plates causes the development of different landforms and naturak disasters