Which characteristics do polar and dry climates have in common? check all that apply.

high altitude

very cold winters

contrasting seasons

very little precipitation

few, specialized plants

Scientist believe that earths core is around 6000°c where does this heat come from

Why does less erosion & more deposition take place on the outside bank of a meander?

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.