6th Grade Science AAP Study Guide

Front

rigid pieces of the lithosphere that floats on top of the asthenosphere in the mantle

Back

tectonic plate

Front

Earth's surface is made of rigid slabs of rock/plates that move with respect to each other

Back

Theory of Plate Tectonics

Front

evidence used by Alfred Wegener to support his hypothesis of Continental Drift

Back

distribution of similar fossils

continents fit together like puzzle pieces

Front

plastic-like layer at the upper mantle upon which the plates rest

Back

asthenosphere

Front

How are plates moving at divergent boundaries?

Back

away from each other

Front

inner most layer of the Earth

Back

inner core

Front

layer of earth is closest to Earth's crust

Back

mantle

Front

What is the crust and upper mantle called?

Back

lithosphere

Front

layer below the lithosphere where convection currents occur

Back

asthenosphere

Front

hot magma moving up the down because of heating and cooling

Back

convection currents