The maginot line was a system of fortifications to protect russia from german invasion.
a. true
b. false

How are farmers that use no plow farming methods able to improve air quality for the people around the fram

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 does 2[tex] {2}^{ - 4} \times {2}^{ - 2} [/tex]