CHM-Ch.1-2 Quiz #1 questions

CHM-Ch.1-2 Quiz #1 questions - Exam Name_

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Exam Name___________________________________   MULTIPLE CHOICE.  Choose the one alternative that best completes the statement or answers the question.  1) 
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What are  the steps  in the  scientific  method in  their  proper  order? 
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1) 
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_______  A) 
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Testing,  observation, questions, hypothesis formulation, predictions  B) 
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Questions,  observation, hypothesis formulation, predictions, testing  C) 
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Predictions,  hypothesis formulation, testing, observation, questions,   D) 
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Hypothesis  formulation, predictions, testing, observation, questions  E) 
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Observation,  questions, hypothesis formulation, predictions, testing    2) 
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Which of  the  following  best  describes  a theory? 
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2)  ____ ___  a   n e w   w a y  of  te sti ng  an  ol id ea  an  ex pl anation for an  observation of a  natural phenomenon  
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a static,  unchanging law of the universe  D) 
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an idea that has  been extensively tested in a single laboratory  E) 
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It provides an  explanation or basis for a scientific law.       3) 
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scientific  hypothesi s is a(n)  ________
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3)  ____ ___  r e s t a t e m e n t  of  na tu ral  ph en o m en on  we ll - tested theory that has  been shown to be valid 
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prediction of  what will happen in a certain situation  D) 
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test designed to  limit possible conclusions  E) 
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testable  assumption used to explain an observation    4) 
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Distinguis h between  scientific  hypothesi s and a  law. 
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4)  ____ ___  O n l y   a   s c i e n t i f i c   h y p o t h e s i s   i s   s u b j e c to  sc ru tin y,  w hil la is  ge ne ral ly  ac ce pt ed  to  be  tr ue  an th us  wi ll  ne ve ch an ge O nc e a  sci en tific hypothesis has  been proven to be true  and accurate, it  becomes known as a  law.  
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In order to be  scientific, an hypothesis must be backed by a law.  D) 
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A scientific  hypothesis must be testable, while a law has already been tested, will never change, and is true for all time.  E) 
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A scientific  hypothesis is a  testable assumption that relates to a specific observation.  A law is developed from a large number of consistent  observations and represents a generalized, concise statement of this data.    5) 
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Chemistry  is a  science,  and as  such: 
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5)  ____ ___  i t   i s   o b j e c t i v e ;   i t s   l a w s   a n d  pr ed ict io ns  ar re pe at ab le  an un af fe ct ed  by  hu m an  pr ef er en ce it  is  e m pirical; its findings are  measurable and every  theory can be tested. 
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it is dynamic;  the process of doing chemistry leads to new discoveries every day.  D) 
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it is complex,  yet simple;  complicated questions can be broken down to simpler problems, and all the answers woven back together to solve  the complex problem.  E) 
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all of the above.    6) 
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If the  results of  an  experime nt turn out  differentl y from  your  expectatio ns, then: 
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CHM-Ch.1-2 Quiz #1 questions - Exam Name_

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