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