1. When magna in the earth's mantle develops a great pressure, the ground above it is pushed upward. If this happens in the middle of an ocean, what landform is produced? A mountain B. volcanic island C. volcano D. continent 2. The tall landform created when two continental plates converge, A mountain range B. volcanic are C. rift valley D. Oceanic ridge 3. It is a plate which dives down under a less dense plate during a subduction. A. subducting plate B. continental plate C. mantle D. overriding plate 4. Materials in the mantle flow up and down. Which of the following best describes the mantie? A. a solid layer B. partially liquid C. a metallic layer D. very hot layer 5. Which of the following happens when plates diverge or move away from each other? A. The crust is destroyed. B. New crust is produced because magma rises then cools off and turns into solid. C. Earth's size changes because mountains are added on the earth's surface. D. The mantle rises.
