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Quiz: Scientific method
1. The statement, "A chemical reaction never creates products that weigh more or less than the reactants", is based on three centuries of experimental observation. The statement is an example of:
a datuma hypothesisa theorya law
2. A number of people become ill after eating dinner in a restaurant. Which of the following statements is a hypothesis?
The cooks felt really bad about it.
Bacteria in the oysters may have caused the illness.
People got sick whether the oysters were raw or cooked.
Symptoms include nausea and dizziness
Everyone who ate oysters got sick.
3. A natural law is
obeyed under any circumstances.
a tentative explanation for a natural phenomenon
a description of a pattern or relationship in experimental data
an explanation that has been proved
4. A hypothesis is
a tentative explanation for a natural phenomenon
a theory that has been proved
obeyed under any circumstances.
a description of a pattern or relationship in experimental data
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General Chemistry Online! Quiz: Scientific method

Copyright © 1997-2005 by Fred Senese
Comments & questions to fsenese@frostburg.edu
Last Revised 07/25/05.URL: http://antoine.frostburg.edu/chem/senese/101/intro/scimethod-quiz.shtml