https://padlet.com/304971/gytzm3kif53b Made with a wink and a smile en-us 2018-03-29 16:21:33 UTC 2025-12-31 16:51:10 UTC hello@padlet.com 304971 https://padlet.com/304971/gytzm3kif53b/wish/247316323 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 16:22:27 UTC https://padlet.com/304971/gytzm3kif53b/wish/247316323 304971 https://padlet.com/304971/gytzm3kif53b/wish/247316458 the gradual movement of the continents across the earth's surface through geological time.]]> 2018-03-29 16:22:46 UTC https://padlet.com/304971/gytzm3kif53b/wish/247316458 304971 https://padlet.com/304971/gytzm3kif53b/wish/247316679 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 16:22:57 UTC https://padlet.com/304971/gytzm3kif53b/wish/247316679 304971 https://padlet.com/304971/gytzm3kif53b/wish/247317023 The Mid-Atlantic Ridge (MAR) is a mid-ocean ridge, a divergent tectonic plate or constructive plate boundary located along the floor of the Atlantic Ocean, and part of the longest mountain range in the world.

]]> 2018-03-29 16:23:04 UTC https://padlet.com/304971/gytzm3kif53b/wish/247317023 304971 https://padlet.com/304971/gytzm3kif53b/wish/247317148 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. In a 40,000 km (25,000 mi) horseshoe shape, it is associated with a nearly continuous series of oceanic trenches, volcanic arcs, and volcanic belts and plate movements.]]> 2018-03-29 16:23:22 UTC https://padlet.com/304971/gytzm3kif53b/wish/247317148 304971 https://padlet.com/304971/gytzm3kif53b/wish/247317235 A tectonic boundary where two plates are moving toward each other. If the two plates are of equal density, they usually push up against each other, forming a mountain chain. If they are of unequal density, one plate usually sinks beneath the other in a subduction zone.]]> 2018-03-29 16:23:34 UTC https://padlet.com/304971/gytzm3kif53b/wish/247317235 304971 https://padlet.com/304971/gytzm3kif53b/wish/247317384 divergent plate boundary in Science. divergent plate boundary.  A tectonic boundary where two plates are moving away from each other and new crust is forming from magma that rises to the Earth's surface between the two plates.]]> 2018-03-29 16:23:53 UTC https://padlet.com/304971/gytzm3kif53b/wish/247317384 304971 https://padlet.com/304971/gytzm3kif53b/wish/247317478 The final type of boundary is one where the two plates slide against each other in a sideways motion. These boundaries between plates is referred to as transform boundaries. As two plates slide past one another, in a transform boundary, neither plate is added to at the boundary, nor destroyed.]]> 2018-03-29 16:24:07 UTC https://padlet.com/304971/gytzm3kif53b/wish/247317478 304971 https://padlet.com/304971/gytzm3kif53b/wish/247317515 a crack in the Earth's crust. Typically, faults are associated with, or form, the boundaries between Earth's tectonic plates. In an active fault, the pieces of the Earth's crust along a fault move over time.]]> 2018-03-29 16:24:12 UTC https://padlet.com/304971/gytzm3kif53b/wish/247317515 304971 https://padlet.com/304971/gytzm3kif53b/wish/247317554 the upper layer of the earth's mantle, below the lithosphere, in which there is relatively low resistance to plastic flow and convection is thought to occur.]]> 2018-03-29 16:24:16 UTC https://padlet.com/304971/gytzm3kif53b/wish/247317554