Ch. 17 science vocab Word Scramble
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Question | Answer |
tectonic plates | huge pieces that divide the lithosphere. |
continental drift | the theory that continents can drift apart and have done so in the past. |
sea-floor spreading | the process by which new oceanic lithosphere forms at mid- ocean ridges. |
plate tectonics | the theory that the lithosphere is divided into tectonic plates that move around on top of the asthenospere. |
convergent boundaries | when to tectonic plates collide. |
transform boundaries | when two tectonics plates slide past one another. |
divergent boundaries | when two tectonic plates divide. |
subduction zone | the region where oceanic lithosphere sinks into the atmosphere. |
stress | the amount of force per unit area that is put on a rock. |
strain | any change in a rocks shape or volume caused by stress. |
uplift | the rising regions of Earth's crust to higher elevation. |
subsidence | the sinking of regions of Earth's crust to lower elevation. |
Created by:
MadelynI
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