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