The ocean floor is made of mostly:
granite
basalt
limestone
clay and silt

Most countries in the middle east must import a majority of their a. gasoline b. oil c. food d. water

In which area will soil formation be greatest? a a steep slope in a warm, b wet climate a flat area in a warm, c wet climate a north-facing area on a steep slope a flat area in a cold, d wet climate description

The earth is composed of three different chemical layers: core, mantle and crust. the formation of these layers was from a process called