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WorksheetsU0FV2 Scientific Method
Total questions: 12
Worksheet time: 6mins
Name
Class
Date
1.
What would be the independent variable for the research question: what kind of fruit do llamas prefer?
a)
The kind of fruit
b)
The breed of llama
c)
Whether the llama likes the fruit
d)
How many llamas are involved in the experiment
2.
What is the dependent variable for the research question: are right-handed people better at tennis then left-handed people?
a)
Ability (how good test subjects are) at tennis
b)
Whether test subjects are right or left handed
c)
This does not have a dependent variable
d)
The weather during matches
3.
I'm testing the sun's affect on plant growth. Why would I hold some things "constant"?
a)
So that only the independent variable is causing changes
b)
You don't have to, if it's too much of a bother
c)
It helps increase your sample size
d)
It decreases the amount of quantitative data
4.
Which data example would be most easily measured accurately, time after time?
a)
Anger of test subject
b)
Smell of beaker
c)
Weight of sponge after use
d)
The quality of a student's writing
5.
Andrew Wakefield was a researcher who cherry-picked 11 children to be in his scientific study. What is wrong with this?
a)
Sample size should be large and random
b)
He had too large of a sample size for accuracy
c)
His study was acceptable
d)
He should have been more selective - more variables should have been considered
6.
Andrew Wakefield manipulated his data and incorrectly reported on the medical histories of the participants in his study. This means...
a)
... his study lacked an independent variable
b)
... his study lacked validity
c)
... his study was purely quantitative
d)
... his study was well-meaning, even had a few typos
7.
Which of the following is true about hypothesis?
a)
They must always be in an "If... then..." statement
b)
They are a testable prediction
c)
They explicitly mention all constants
d)
They are the same as a theory
8.
I test to see on what day of the week, I am the fastest. "On Monday, I am the fastest" could be my what?
a)
Hypothesis
b)
Independent variable
c)
Dependent variable
d)
Constant
9.
What should be causing the changes in the dependent variable results?
a)
The changes to the independent variable
b)
Tweaking of the numbers, up or down, by the scientist
c)
The constants in the experiment
d)
There should never be changes in the dependent variable between trials!!
10.
Why would "Unicorns are real" be a bad hypothesis?
a)
You can't really test it
b)
Because everyone already knows unicorns are real
c)
It includes too many independent variables
d)
It includes too many dependent variables
11.
I test to see if windex or clorox will leave the desks looking the cleanest. What is the independent variable?
a)
Just the windex
b)
The length of the clorox wipes
c)
The type of cleaner used
d)
How clean the table is
12.
I want to find out what class leaves my classroom the dirtiest. What could be my dependent variable?
a)
What class period I'm looking at
b)
Temperature of the room
c)
Amount of mud left on the floor
d)
Energy level of the students
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