Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
28 Cards in this Set
- Front
- Back
|
geosphere
|
the mostly solid rocky part of the earth; extends from the center of the surface of the core to the surface of the crust.
|
|
|
atmosphere
|
a mixture of gases thast surrounds a planet or moon.
|
|
|
hydrosphere
|
the portion of earth that is water.
|
|
|
biosphere
|
the part of earth where life exists.
|
|
|
crust
|
the thin and solid outermost layer of the earth above the mantle.
|
|
|
mantle
|
the layer of rock between the Earth's crust and core.
|
|
|
core
|
the central part of the Earth below the mantle.
|
|
|
erosion
|
the process by which wind, water, ice, or gravity transports soil and sediment from one location to another.
|
|
|
lithosphere
|
the solid, outer layer of the Earth that consists of the crust and the rigid upper part of the mantle.
|
|
|
asthenosphere
|
the soft layer of the mantle on which the tectonic plates move.
|
|
|
mesosphere
|
the strong, lower part of the mantle and the outer core. And the layer above the stratosphere.
|
|
|
troposphere
|
the atmospheric layer in which we live.
|
|
|
stratosphere
|
the layer immediately above the troposhere.
|
|
|
thermosphere
|
the layer farthest from Earths surface.
|
|
|
radiation
|
the tansfer of energy as electromagnetic waves.
|
|
|
conduction
|
the transfer of energy as heat through a material.
|
|
|
convection
|
the transfer of thermal energy by the circulation or movment of a liquid or gas.
|
|
|
surface current
|
a horizontal movement of ocean water that is caused by wind and that occurs at or near the ocean's surface.
|
|
|
deep current
|
a streamlike movement of ocean water far below the surface.
|
|
|
aquifer
|
a body of rock or sediment that stores groundwater and allows the flow of groundwater.
|
|
|
rock cycle
|
the series of processes in which a rock forms, changes from one type to another, is destroyed, and forms again by gelogic processes
|
|
|
rock cycle
|
the series of processes in which a rock forms, changes from one type to another, is destroyed, and forms again by gelogic processes
|
|
|
water cycle
|
the continuous movement of water between the atmophere, the land, and the oceans.
|
|
|
carbon cycle
|
the movement of carbon from the nonliving enviroment into living things and back.
|
|
|
nitrogen cycle
|
the process in which nitrogen circulates among the air, soil, water, plats, and animals in an ecosystem
|
|
|
pangea
|
greek for all earth
|
|
|
continental drift
|
the hypothesis that states that the continents once formed a single landmass, broke up, and drifted to their present locations.
|
|
|
sea-floor spreading
|
the process by which new oceanic lithosphere forms as magma rises toward the surface and solidifies.
|
