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Quiz: Scientific method
1. 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.
Symptoms include nausea and dizziness
People got sick whether the oysters were raw or cooked.
Everyone who ate oysters got sick.
2. A natural law is
a tentative explanation for a natural phenomenon
obeyed under any circumstances.
an explanation that has been proved
a description of a pattern or relationship in experimental data
3. 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 theorya lawa hypothesisa datum
4. The statement, "Osmium has a density of 22.59 g/mL, which makes it the densest element known" is an example of:
an experimental observationa theory
a lawa hypothesis
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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