4.  What is the layer of molten lava below earth's crust but above the core?*1 pointOuter CoreInner CoreCrustMantle

5.  Which is a layer of molten iron and nickel that surrounds the inner core of Earth?*1 pointOuter CoreInner CoreSeismic WavesMechanical Waves

10.  What are circular currents in the mantle caused by the magma being heated by the core off the Earth?*1 pointSeismographConvection CurrentTeactonic PlatesLithosphere

12.  What is a rigid layer made up of the uppermost part of the mantle and the crust?*1 pointLithosphereBiosphereAstenosphereSphere

Question 7 of 15Match the layer of the Earth in column 1 to the characteristics in column 2.Outer coreInner coreUpper mantleLower mantle?Near outer core?Dense and solid?Liquid?Moves the crust

13.  What is the soft layer of the mantle on which the lithosphere floats?*1 pointAsthenosphereDensity in convection currentSedimentary RocksLithosphere