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Biology

Intro to Science

TermDefinition
Make observation step 1 of the scientific method: collect info/facts/data; must be verified
Questioning step 2 of the scientific method: what's the cause? cause-effect relationships
form hypothesis step 3 of the scientific method: tentative explanation, inductive reasoning
draw conclusions step 4 of the scientific method: accept/reject hypothesis, revise, hypothesis, can't prove hypothesis true but can be proven false
controlled experiment Tests hypothesis by manipulating 1 variable and keeping the other the same/constant
Independent variable what's being tested
dependent variable the result of test
theory widely accepted statement/explanation about a natural phenomenon or a body of facts; there are relatively few theories in biology
law constant fact of nature that describes what happens in nature
1. Science tests hypothesis by repeated experimentation 2. Science tries to determine cause and effect relationships Difference between science and non science
focuses on non-living sciences: chemistry, earth sciences, physics Physical science example
focuses on living organisms: biology, ecology, zoology life science example
form/size: constant organization: complex Chemical Structure: inorganic and organic metabolism, grow/develop, movement, responsive, reproduction: positive characteristics of living organisms
biosphere-ecosystem-community-population-organism-organ system-organ-tissue-cell-organelle-molecules levels of organization of living organisms
Created by: auweb921
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