https://padlet.com/3049361/rt25jlnxw40e Made with swagger en-us 2018-03-29 18:09:54 UTC 2018-03-29 18:21:36 UTC hello@padlet.com 3049361 https://padlet.com/3049361/rt25jlnxw40e/wish/247358254 a theory explaining the structure of the earth's crust and many associated phenomena as resulting from the interaction of rigid lithospheric plates that move slowly over the underlying mantle.]]> 2018-03-29 18:10:39 UTC https://padlet.com/3049361/rt25jlnxw40e/wish/247358254 3049361 https://padlet.com/3049361/rt25jlnxw40e/wish/247358324 the gradual movement of the continents across the earth's surface through geological time.]]> 2018-03-29 18:10:52 UTC https://padlet.com/3049361/rt25jlnxw40e/wish/247358324 3049361 https://padlet.com/3049361/rt25jlnxw40e/wish/247358392 the sideways and downward movement of the edge of a plate of the earth's crust into the mantle beneath another plate.]]> 2018-03-29 18:11:04 UTC https://padlet.com/3049361/rt25jlnxw40e/wish/247358392 3049361 https://padlet.com/3049361/rt25jlnxw40e/wish/247358451 The Mid-Atlantic Ridge (MAR) is a mid-ocean ridge, a divergent tectonic plate or constructive plate boundary located along the floor of theAtlantic Ocean, and part of the longest mountain range in the world.

]]> 2018-03-29 18:11:14 UTC https://padlet.com/3049361/rt25jlnxw40e/wish/247358451 3049361 https://padlet.com/3049361/rt25jlnxw40e/wish/247358623 The Ring of Fire is a major area in the basin of the Pacific Ocean where a large number of earthquakes and volcanic eruptions occur.]]> 2018-03-29 18:11:51 UTC https://padlet.com/3049361/rt25jlnxw40e/wish/247358623 3049361 https://padlet.com/3049361/rt25jlnxw40e/wish/247358967 also known as a destructive plate boundary, is a region of active deformation where two or more tectonic plates or fragments of the lithosphere are near the end of their life cycle.]]> 2018-03-29 18:12:42 UTC https://padlet.com/3049361/rt25jlnxw40e/wish/247358967 3049361 https://padlet.com/3049361/rt25jlnxw40e/wish/247359272 In plate tectonics, a divergent boundary or divergentplate boundary (also known as a constructive boundary or an extensional boundary) is a linear feature that exists between two tectonic plates that are moving away from each other.]]> 2018-03-29 18:13:31 UTC https://padlet.com/3049361/rt25jlnxw40e/wish/247359272 3049361 https://padlet.com/3049361/rt25jlnxw40e/wish/247359312 Transform boundaries are places where plates slide sideways past each other. At transform boundarieslithosphere is neither created nor destroyed. Manytransform boundaries are found on the sea floor, where they connect segments of diverging mid-ocean ridges. California's San Andreas fault is a transform boundary.]]> 2018-03-29 18:13:36 UTC https://padlet.com/3049361/rt25jlnxw40e/wish/247359312 3049361 https://padlet.com/3049361/rt25jlnxw40e/wish/247359406 In geology, a fault is a planar fracture or discontinuity in a volume of rock, across which there has been significant displacement as a result of rock-mass movement. ]]> 2018-03-29 18:13:50 UTC https://padlet.com/3049361/rt25jlnxw40e/wish/247359406 3049361 https://padlet.com/3049361/rt25jlnxw40e/wish/247359493 The asthenosphere is the highly viscous, mechanically weak and ductilely deforming region of the upper mantle of the Earth. It lies below the lithosphere, at depths between approximately 80 and 200 km below the surface. ]]> 2018-03-29 18:14:05 UTC https://padlet.com/3049361/rt25jlnxw40e/wish/247359493