Earth’s Major Systems Lesson 1 and 2 Flashcards
The layer of gases that surround Earth
Atmosphere
Earth’s water,weather found on continents or in oceans,including freshwater in glaciers,lake,rivers and underground.
Hydrosphere
The part of the Earth in which living things exist and interact
Biosphere
The layers of rock,dirt,and soil on Earth,including the mantle,core and crust.
Geosphere
Earth’s solid,rocky surface
Crust
The layer of Earth beneath the crust
Mantle
The central part of Eath
Core
The slow movement of the continents over many years
Continental drift
Scientific theory that Earth’s crust is made of moving plates
Tectonic plates
A pattern or crack in the rocks of Earth’s crust where movement can take place
Fault
The atmosphere contains _________________ which plants need it to make food.
carbon dioxide
The _________________ protects living things in biosphere
Ozone layer
The _____________ protects living things in biosphere.
Volcanic eruption
The _______________ influences weather patterns.
Geosphere
A ______________ scientist who examines rocks to find out about Earth’s history and structure.
Geologist
______________ thought Earth’s continents were a giant jigsaw puzzle.
Alfred Wegener
______________ theory describes the lithosphere as being made of huge plates of solid rock.
Plate tectonics
_______________ is the squeezing or a pushing together of the crust.
Compression
When a plate is compressed, the crust is forced upward, producing _______________.
Folded mountains
Rocks break down and become _______________.
Sediment
Soil forms in layers called _____________.
Horizons
____________ is a thin layer of topsoil with little humus.
Forest soil
________________ is sandy and does not have much humus.
Desert soil
