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Lab Week 1
Terms & Definitions
8
Biology
Undergraduate 2
09/11/2012

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Cards

Term
Empirical
Definition
depending on experience/ observation alone, w/o regard to science and or theory
Term
Hypothesis
Definition
a tentative explanation a scientist proposes for a specific phenomenon that's been observed
Term

Variables

 

Definition

any factor that may change in an experiment

"the thing being tested"

Term

Controlled Variables

 

Definition
any physical/chemical property that may vary, and needs to be controlled to keep homeostasis
Term

Control Group

 

Definition
the group of subjects who undergo all steps except the one being tested
Term
Experimental Group
Definition
the group of subjects that receive the experimental treatment "contains variable"
Term
Placebo
Definition
a false treatment in a controlled experiment, given to minimize possibility of bias
Term
Theory
Definition
a widely accepted explanatory idea that is broad in scope and supported by a large body of evidence
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