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Scientific Method
Scientific Method
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#9thgradebiology #scientificmethod #biology #9thgrade #science #hypothesis #experiment
Flashcards
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Questions
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Answers
1
What is the controlled or constant variable?
The variable that is being observed
The variable that you purposely manipulate
The variable that responds to the change
The variable that is not changed
2
How do you know that your problem or question is valid?
It needs to be a problem that has a number answer.
The problem must be testable with an experiment
It needs to be a problem that has a yes or no answer
It means a lot to me
3
Quantitative or Qualitative? Number of eggs in a carton.
Quantitative
Qualitative
4
True or False? Science is all around us in our daily lives.
False
True
5
Quantitative or Qualitative? pH levels of your pool water.
Quantitative
Qualitative
6
Science is all of the following except:
Provides explanations of the natural world
Never changes
A way of learning about the world
Knowledge gained through studies
7
True or False? A scientific theory is "just a theory" and doesn't need to be taken seriously.
False
True
8
This statement would be which part of the scientific method: "What am I going to wear?"
Observation
Question
Inference
Hypothesis
9
This statement would be which part of the SM: "People are using umbrellas, it must be raining."
Inference
Hypothesis
Question
Observation
10
What is the control group?
The group that changes
The group that responds to the changes
The group that wants everything their own way
The group that is used as a comparison
11
How many controlled variables can you have in an experiment?
As many as you like
3
0
Only 1
12
This statement would be which part of the scientific method: "There is so much snow outside!"
Observation
Inference
Question
Hypothesis
13
Information gathered from watching a plant grow 2cm in a week is called what?
Hypothesis
Data
Variables
Theory
14
What are the two kinds of variables that you need to identify in your experiments?
Dependent & Responding
Independent & Manipulated
Independent & Dependent
We don't need to identify variables
15
Quantitative or Qualitative? Smoothness of the eggs in a carton.
Quantitative
Qualitative
16
When is a hypothesis created?
Before the experiment is performed.
Before making observations and asking questions.
After results are communicated
After the experiment is performed.
17
Quantitative or Qualitative? Color of your pool water
Quantitative
Qualitative
18
Why is it important to carefully write down your instructions in step by step order?
To prove your hypothesis correct
So you and others can repeat the experiment to check results
So you get a good grade
To win the science fair
19
What is the independent variable?
the variable that is being observed
The variable that responds to the change
the variable that is not changed
the variable that you purposely manipulate
20
This statement would be which part of the SM: "If I study every day, my grades will go up."
Hypothesis
Question
Observation
Inference
21
What is the dependent variable?
The variable that responds to the change
The variable that you purposely manipulate
The variable that is not changed
The variable that is being observed
22
True or False? Giving as much detail as possible when making observations is unnecessary.
True
False
23
How many independent variables can you have during an experiment?
as many as you like
0
only 1
3
24
What is the first step in completing the scientific method?
Make observations and ask questions
Form a hypothesis
Design a controlled experiment
Draw conclusions
25
The scientific method is all of the following except:
Uses several steps
Used only by scientists
Used to solve problem
Used everyday
