Earth Layer & Plate Tectonics Crossword

The partially melted portion of the mantle below the lithosphere
all the continents were once part of a super continent called
Wegener's hypothesis which suggested that the continents are in constant motion on Earth's surface
mountain ranges in the middle of the oceans are called
the process by which new oceanic crust forms along a mid-ocean ridge and older oceanic crust moves away from the ridge
state in which magnetized objects such as compass needles, will orient themselves to point north
state in which magnetized objects would reverse direction and orient themselves to point south
magnetic field reverses direction
Earth's surface is made of rigid slabs of rock, or plates, that move with respect to each other
cold and rigid outermost rock layer is called
forms where two plates separates
forms where two plates slide past each other
form where two plates collide
the denser plate sinks below the more buoyant plate in a process called
circulation of material caused by differences in temperature and density
rising mantle material at mid-ocean ridges creates the potential for plates to move away from the ridge with a force called
as a slab sinks, it pulls on the rest of the plate with a force called