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Chapter ten
| Question | Answer |
|---|---|
| The hypothesis states that the continents once formed a single, broke up, and drifted to their present locations. | Continental drift |
| The process by which oceanic lithosphere forms as magama rises to earths surface | Sea-floor spreading |
| The study of the alignment of magnetic minerals in rock specifically as it relates to the reversal of earths magnetic poles | Paleomagnetism |
| The theory that explains how large pieces of the lithosphere called plates move and change shape | Plate tectonics |
| The solid outer layer of earth that consists of the crust and the rigid upper part of the mantle. | Lithosphere |
| The solid plastic layer of the mantle beneath the lithosphere | Asthenosphere |
| The boundary between tectonic plates that are moving away from each other | Divergent boundary |
| The boundary between tectonic plates that are sliding past each other horizontally | Transform boundary |
| The boundary between tectonic plates that are colliding | Convergent boundary |
| The process by which earths crust breaks apart | Rifting |
| A piece of lithosphere that has a unique geologic history and that may be part of a lager piece of lithosphere such as a continent | Terrane |
| The process by which supercontinents form and apart over millions over years | Supercontinent cycle |
| The supercontinent that formed 300 million years ago and began to break up 250 million years ago | Pangaea |
| The single large ocean that covered earths surface before Pangaea | Panthalassa |