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Introduction to ES

Alnemy-vths-intro to es vocab

QuestionAnswer
What is astronomy? the study of the universe
What is atmosphere? a life-giving gaseous envelope
What is a biosphere? all life on Earth
What is a closed system? a self-contained system in which energy moves in and out but no matter enters or leaves the system
What is the Earth's core? a dense inner sphere
What is the Earth's crust? the light and very thin outer skin of Earth
What is Earth Science? the name for all the sciences that collectively seek to understand Earth and its neighbors in space
What is Earth system science? to study Earth as a system composed of numerous interacting parts, or subsystems
What is environment? everything that surrounds and influences an organism
What is geology? the study of Earth
What is the hydrosphere? a dynamic mass of liquid that is continually on the move
What is a hypothesis? an untested explanation that explains why things happen
What is the lithosphere? the rigid outer layer that includes the crust and uppermost mantle
What is the mantle? the sphere of Earth that is less dense than the core, but denser than the crust
What is meteorology? the study of the atmosphere and the processes that produce weather and climate
What is a model? a term synonymous with scientific hypothesis that can also be used to describe a scientific theory
What is the nebular hypothesis? a hypothesis that suggests that the bodies of our solar system evolved from an enormous rotating cloud called the solar nebula
What is a negative feedback mechanism? works to maintain the system as it is
What is a nonrenewable resource? a resource that take millions of years to be created and cannot be reused
What is oceanography? involves the application of all sciences in a comprehensive and interrelated study of the oceans in all their aspects and relationships
What is an open system? a system where both energy and matter flow into and out of the system
What is a paradigm? a theory that has earned a special status because it explains a large number of interrelated aspects of the natural world
What is the physical environment? it encompasses water, air, soil, and rock, as well as conditions such as temperature, humidity, and sunlight
What is a positive feedback mechanism? mechanisms that enhance or drive change
What is a renewable resource? a resource that can be replenished over relatively short time spans
What is a system? any size group of interacting parts that form a complex whole
What is a theory? a hypothesis that has survived extensive scrutiny and all competing models are eliminated
Created by: malnemy
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