scientific method test sept. 5 bernard

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rationale

a statement of the reasons you belive your hypothesis is correct

Quantitative

in order to make a graph, the data collected must be _____ testable

question

the problem must be written as a _____ ending with an answer

identify the object or event to be observed identify any factors, which are called variables, that might affect what will be observed

a hypothesis is expressed as a statement and must be capable of being tested. Before writing your hypothesis you must do what 2 things?

graph

after all trials have been carried out and data has been recorded in the data chart, making a ____ will further organize data and help you to see trends and patterns

research

after deciding on the problem, you must do _____ to find out what is already known about your topic

variables

all factors affecting observations and results in an experiment

variables

all factors affecting observations and results in an experiment are ______

constants

all other factors ( expect the two above) that could possibly affect the outcome of the experiment and must be kept the same are called ______

Constants/Controlled Variables

all other factors (variables) that could possibly affect the outcome of your experiment, all these must be kept the same (constant) in every trial in order for your experiement to be valid

variables

before deciding on the independent variable, you must first determine all possible ______

data chart

before starting the experiment, you must decide how you will record your data by creating an appropriate _____ _____

YOU do not accept or reject the hypothesis, the data supports or does not support it therefore it is either accepted or rejected

do you accept or reject the hypothesis

experimental design

good _______ ________ is important to doing successful research.

hypothesis

if your conclusion leads you to new questions, you should create a new ______

dependent variable

is the variable that you will measure in your experiment and will change in response to the independent variable

independent variable

is the variable you choose to manipulate or change in the experiment

data chart

is used to collect information during the experiment in an organized way

1. state the question or problem 2. hypothesis 3. plan the investiagtion 4. gather data 5. organize data 6. analyze data 7. draw a conclusion

list the seven steps of the scientific method

numbered procedure, materials list, and a data chart

so that others can replicate your exact experiment, you must write a ________, _________, and a _________

Scientific Method

the _____ _____ is a systematic way of testing an idea, hypothesis, prediciton or inference

scientific method

the _____ ________ uses process skills and follows a logical, organized, empirical, yet flexible approach to promblem solving

materials list

the ________ _____ is not numbered

your prior knowledge and research

the hypothesis is based on _______ and _________

personal pronouns and iffy words

the hypothesis should never contain _______ or ______

statement and tested

the hypothsis must be expressed as a _____ and must be capabe of being _______

scientists

the scientific method is used by _______ to find out about the natural world

dependent variable

the variable that you will measure in your experiment, it will change in response to the indepdent variable

indpendent variable

the variable you choose to manipulate or change in the experiment you are setting up

supports and does not support

when stating your conclusion, you must decide if the data collected _____ or ___________ the hypothesis


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