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Introduction to ES

Bancroft-vths-intro to es vocab

QuestionAnswer
What is astronomy? the study of the universe
What is the atmosphere? a life-giving gaseous envelope surrouning the Earth
What is the biosphere? includes all life on Earth
What is a closed system? a self-contained system in which no matter can enter or leave
What is the core? the dense inner sphere of the Earth
What is the crust? the light and very thin outer layer of the Earth
What is Earth science? all sciences that collectively seek to understand Earth and its neighbors in space
What is Earth system science? it aims to study Earth as a system composed of numerous interacting parts
What is an environment? everything that surrounds and influences an organism
What is geology? the study of Earth that is divided into the two broad areas, physical and historical
What is the hydrosphere? a dynamic mass of liquid that is continually on the move, evaporating from the oceans to atmosphere, predcipitating to the land, and running back to the ocean again
What is a hypothesis? a tentative or untested explanation
What is the lithoshpere? the rigid outer layer of Earth that includes the crust and uppermost mantle
What is the mantle? a less dense principle region of Earth in between the crust and the core
What is meteorology? the study of the atmosphere and the processes that produce weather and climates
What is a model? a less precise term for hypothesis because it is sometimes used to describe a scientific theory
What does the nebular theory suggest? that the bodies of our solar system evolved form an enormous rotating cloud called the solar nebula, composed mostly of hydrogen and helium, with a small percentage of the heavier elements
What is a negative feedback mechanism? a mechanism that works to maintain the system as it is
What are nonrenewable resources? resources whose processes that create them are so slow that significant deposits take millions of years to accumulate
What is oceanography? not a seperate science that 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 in which both energy and matter flow into and out of the system
What are paradigms? they explain a large number of interrelated aspects of the natural world
What is physical environment? the nonliving parts of the environment such as water, air, soil, rock, temperature, humidity, and sunlight
What is a positive feedback mechanism? a mechanism that enhances or drives change
What are renewable resources? resources 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 well-tested and widely accepted view that the scientific community agrees best explains certain observable facts
Created by: Aileen88
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