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Stack #4710710

QuestionAnswer
Environment All the living and nonliving surroundings that affect an organism.
Environmental Science The field that looks at interactions among human systems and natural systems.
Environmental Studies The field that includes environmental science along with environmental policy, economics, and ethics.
Hypothesis A testable statement about how something in nature works.
Null Hypothesis A statement predicting no statistical difference, effect, or relationship between variables; can be falsified.
Independent Variable The factor intentionally manipulated or changed by the researcher in an experiment.
Dependent Variable The factor measured to see if it responds to changes in the independent variable.
Control Group The experimental group that receives no treatment or standard conditions to serve as a baseline for comparison.
Replication The practice of taking repeated measurements or using multiple test subjects to ensure reliable data.
Sample Size The number of observations, individuals, or replicates in a sample.
Confounding Variable An uncontrolled factor that can influence the dependent variable and obscure the true relationship between test variables.
Natural Experiment A natural event or condition that acts as an experimental treatment in an ecosystem.
Accuracy How close a measured value is to the actual or true value.
Precision How close repeated measurements of the same sample are to one another.
Uncertainty An estimate of how much a measured or calculated value differs from the true value.
Inductive Reasoning The process of making general statements from specific facts or observations.
Deductive Reasoning The process of applying a general statement or theory to specific facts or situations.
Critical Thinking Objective analysis and evaluation of an issue or evidence to form a judgment.
Theory A hypothesis that has been repeatedly tested and confirmed by multiple researchers.
Natural Law A theory that has been tested repeatedly and has no known exceptions.
Ecosystem A specific location on Earth with interacting biotic and abiotic components.
Biotic Living or once-living parts of an environment.
Abiotic Nonliving parts of an environment, such as sunlight, temperature, pH, and soil.
Environmentalist A person who participates in environmentalism, a social movement advocating for nature protection.
Ecosystem Services The process by which natural environments produce resources that sustain life.
Environmental Indicators Key metrics or measures that describe the current state of an environmental system.
Biodiversity The diversity of life forms in an environment across genetic, species, and ecosystem levels.
Species A group of organisms distinct from others that can interbreed and produce fertile offspring.
Speciation The evolutionary process by which new species arise.
Background Extinction Rate The average rate at which species naturally become extinct over long periods of time.
Greenhouse Gases Gases in Earth's atmosphere that trap heat near the surface.
Anthropogenic Derived from human activities rather than natural processes.
Development Improvement in human well-being through economic advancement.
Sustainability Living on Earth in a way that allows us to use resources without depriving future generations.
Sustainable Development Development that balances human well-being and economic advancement with resource conservation.
Ecological Footprint A measure of how much productive land and water an individual or population requires to produce what it consumes and absorb its waste.
Environmental Justice A social movement working toward equal enforcement of environmental laws and fair treatment for all people.
Scientific Method An objective, standardized method for exploring observations and answering questions
Created by: user-2010528
 

 



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