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ENVS 101 Exam 1 Questions with Correct Answers
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ENVS 101 Exam 1 Questions with Correct Answers
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ENVS 101 Exam 1 Questions with Correct AnswersIndependent variable Correct Answer-The variable that is changed or
controlled in a scientific experiment to test the effects on the dependent
variable
Dependent variable Correct Answer-The variable being tested and
measured in a scientific experiment
Scientific Method Correct Answer-OQHPTR - Our Queen Hears People
Talk Regularly
Theory Correct Answer-Explains a phenomenon or presents a
relationship that exists (testable)
Paradigm Correct Answer-Acts as a theoretical or philosophical
framework
Observational science Correct Answer-Descriptive science
Experimental science Correct Answer-Hypothesis-driven science
Elements Correct Answer-CHNOPS
Isotopes Correct Answer-Same protons, different neutrons (atomic
mass)
, Ions Correct Answer-Charged atom; lose/gain electrons
Anions Correct Answer-Negatively charged ion
Cations Correct Answer-Positively charged ion
Law of conservation of matter Correct Answer-Matter is neither created
nor destroyed by chemical reactions
Organic compound Correct Answer-Contains a carbon atom (and often a
hydrogen atom to form hydrocarbons)
Inorganic compound Correct Answer-Do not contain carbon
Covalent bond Correct Answer-A chemical bond that involves the
sharing of electron pairs between atoms
Polar covalent bond Correct Answer-Unequal sharing of electrons,
hydrophilic
Non-polar covalent bond Correct Answer-Equal sharing of electrons,
hydrophobic
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