Vocabulary for Topic 7 - Human Impact on Ecosystems
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Carrying Capacity | the largest population of any single species that survives by eating animals
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Deforestation | forest destruction that results from human activity
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Direct Harvesting | the destruction of an organism, or the removal of an organism from its habitat
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Energy Flow | the movement of energy through an ecosystem
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Fossil Fuel | a fuel, such as coal and gas, that comes form the remains of organisms that lived millions of years ago
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Global Warming | an increase in Earth's average surface temperature caused by an increase in greenhouse gases
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Industrialization | the process of converting an economy into one in which large-scale manufacturing is the primary economic base
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Nonrenewable Resource | any resource, such as fossil fuels and minerals, that cannot be replaced
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Nuclear Fuel | an energy source that results form splitting atoms
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Ozone Shield | the layer of ozone gas in the upper atmosphere that protects Earth from some of the sun's radiation
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Pollution | a harmful change in the chemical make-up of the soil, water, or air
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Renewable Resource | Earth's resources, such as our food supply and solar energy, which can be replaced
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Technology | all of the practical scientific knowledge that has been used to meet human needs
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Trade-Off | an exchange or agreement made to reach a compromise
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Water Cycle | the process by which water continuously moves from Earth's surface to the atmosphere and back
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Created by:
Ms.Sala
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