A) a deep crack created by water erosion B) an area of flat land with few trees C) a low area of land between mountains D) an area of raised, flat land
A) the innermost layer of the Earth. B) the outermost layer of Earth. C) the second layer of Earth.
A) They float on the inner mantle. B) They float just below the crust. C) They float between the crust and the upper mantle. D) They float on top of the inner core.
A) conduction in the mantle B) convection in the mantle
A) mantle. B) core. C) crust.
A) Earth’s crust and the solid part of the mantle B) Earth’s crust and mantle C) Earth’s crust, mantle, and core
A) volcanoes B) valleys C) mountains
A) 0.2 centimeters B) 10 kilometers C) 2 centimeters
A) These states have more convection currents than other states. B) These states are located on a plate boundary. C) These states are closer to the Pacific Ocean than other states. D) These states have buried sand deposits that make the ground weak.
A) on the ocean floor B) in areas of frozen land C) in Hawaii D) around California
A) ground movement as it occurs B) changing convection currents C) a volcano ready to erupt D) potential energy between plates
A) Something that occurs near mountains. B) Something that occurs on glaciers. C) Something that occurs at volcanoes. D) Something that occurs at ocean ridges.
A) Evaporation from the ocean. B) Earth’s hot core and inner mantle. C) The sun.
A) Mountain B) Plateau C) Valley D) Mall
A) False B) True
A) True B) False
A) It is invisible. B) It is in the sky. C) It is under the oceans.
A) 250 years B) 200 years C) 100 years D) 500 years
A) Plates moving together B) Plates moving apart C) Plates crashing into each other
A) True B) False |