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SciMethod.LabSafety

QuestionAnswer
Hypothesis Posssible explanation for a set of observations or a possible answer to a scientific question.
Variables all factors that can change in an experiment
controlled experiment experiment in which only one variable is changed at a time.
balance tool used to measure mass of object
graduated cylinder beaker marked in intervals that is used to measure volume
microscope tool used to produce magnified images of small objects
spring scale tool used to measure weight and force
thermometer tool used to measure temperature
test tube cylindrical tube,usually smaller than a beaker
manipulated variable purposely changed to test hypothesis
independent variable also called manipulated variable,purposely changed to test hypothesis
responding variable factors may change in response to manipulated
dependent variable also called responding,factors may change in response to manipulated
constants controlled variable
table & graph tool scientist use to organize and present info
circle graph show how whole is divided in parts
bar graph used for counting
line graph relationship between two measured quantites
experiments what scientist use to test hypothesis
what do many scientific experiments involve? senses of sight,heaing,touch,and smell
five steps for scientific investigation forming hypothesis Testing a Hypothesis Data Collection Interpreting Data Communicating Results
what should you do before you begin the experiment? read the entire procedure
what typed of clothing should you wear? cotton
what should you not do during an exxperiment? eat,drink,chew gum
Created by: MalloryAycock
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