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