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