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Scientific Method
Scientific Method
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1
The results of an experiment that were changed by the independent variable is called....
Analyzing data
Identifiying the question
Hypothesis
Dependent Variable
2
Which of the following is a list of properties of a good experiement?
Conditions are the same, subjects are similar
Can't reproduce it, Conditions the same
2 experimental groups, subjects are not similar
Subjects are similar, 2 control groups
3
What is data?
Measurements
All of these
Observations
Information
4
The ______________variable cause the ______________ variable to change?
independent, dependent
dependent, independent
5
What is the scientific method?
An orangized process to find answer to questions.
an educated guess
How you describe your hypothesis
Observations you make about the world
6
What is the independent variable: Lemon trees recieving the most water produce larger lemons.
The water
The lemon trees
The lemons
larger
7
How many independent variables can be present in an experiement?
As many as you want
3
1
None
8
What is the dependent variable: The amount you study will make a positive affect on your test.
Affect
Amount
Test
Amount you study
9
Why can't scientists be totally sure about his/her scientific theory?
The don't have all the answers.
He/she can!
Their theory is based on evidence we have right now.
They don't know what they are talking about.
10
When do scientist communicate their results with the world?
After they have done the experiement.
Anytime they are ready
When they have gotten reproducable results
They NEVER communicate their results
11
During which step do you test your hypothesis?
Identifying the problem
Performing the experiement
Creating the experiement
Modifying the experiment
12
What is an inference?
A conclusion based on facts
Something that is proven
Something that depends on a person's values
A conclusion based on opinion
13
What is always the first step of the scientific method?
Modifying your experiement
Making a hypothesis
Identifying the problem
Performing the experiement
14
Which group will get the independent variable?
Control Group
Experiemental Group
The largest group
Examined Group
15
What step can be described as rewriting your procedure to address a flaw in the experiement?
Identifying the problem
Making a hypothesis
Analyzing Data
Modifying the experiement