1. Which reason BEST describes European colonization of North America? A. To win wars with other nations
B. To purchase more land in Africa
C. To cultivate the land for profit and trade
D. To promote political freedom

Earthquakes are especially common in which of the following regions?

Which statements explain reasons why unconformities occur? check all that apply. rocks along a fault break and move. igneous rock forms at earth’s surface. rocks erode and sediment is deposited. no sediment is deposited over a long time. igneous rock forms between sedimentary layers.

What do most climatologists see as a major cause of rising global temperatures? a. earth's closer proximity to the sun due to its gravitational pull b. greenhouse gases produced by burning fossil fuels c. rising ocean levels caused by melting polar ice sheets d. water pollution cause by industrial waste