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Digital science word

7th grade science terms

QuestionAnswer
Convention Current Current in Earth's mantle that transfers heat in Earth's interior and is the driving force for plate tectonics
Asthenosphere Plasticlike layer of the Earth on which the lithospheric plates float and move around
Seafloor spreading Hess's theory that new seafloor is formed when magma is forced upward toward the surface of the mid-ocean rudge
Pangaea A super large contient that existed a long time ago.
Plate Tectonics Theory that Earth's crust and upper mantle are broken into plates rhar float and move around on a plasticlike layer if the mantle.
Prime Meridian Imaginary line that represents 0 degree longitude and runs from the north pole through Greenwich, England, to the south pole
Earthquake Movement of the ground that occurs when rocks inside Earth pass their elastic limit, break suddenly, and experience elastic rebound.
Equator Imaginary line that wraps around Earth at 0 degrees latitude, halfway between the north and south poles.
Estivation Period of inactivity during hot, dry weather; in amphibians, involves moving to cooler, more humid areas underground.
Hibernation Period of inactivity during cool weather; in amphibians, involes burying themselves in mud or leaves.
Magnitude A measure of the energy released by an earthquake.
Lithosphere Rigid layer of Earth about 100 km thick, made of the crust and a part of the upper mantle.
Created by: Jackielikeshb
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