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