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Scientific Method
Test Description: Review of Scientific Method
Instructions: Answer all questions to get your test result.
1) Scientists believe that scientific knowledge and ideas should be based on
A
experiments that record accurate data.
B
a vote by educated people.
C
long held beliefs.
D
years of experience.
2) The hypothesis in a scientific investigation is
A
an educated guess about the outcome
B
a list of procedures.
C
the last part of the experiment.
D
always right.
3) When making a graph of your data, where should you place the dependent variable?
A
along the y-axis
B
in the center of the page
C
along the x-axis
D
at the top of the page
4) The conclusion in a scientific investigation is based on
A
observations and data.
B
the ideas of famous scientists.
C
what you thought would happen.
D
theories from research.
5) The independent variable is also called the
A
manipulated variable
B
categorical value
C
responding variable
D
controlled variable
6) An experiment should only be done once, or you might come up with different and confusing results.
A
False
B
True
C
Maybe
7) Fatima wants to find out how fresh flowers can be made to stay fresh longer. She should;
A
make a hypothesis and a conclusion
B
make a hypothesis and analyze
C
make a hypothesis and plan an investigation
D
make a hypothesis and a materials list
8) When planning the investigation, Fatima suggests using one type of flower, the same number of flowers, the same environmental conditions and location, etc.This type of variable is;
A
the independent variable
B
the material variable
C
the dependent variable
D
the constant or controlled variable
9) Fatima plans to test to see if sugar dissolved in the water will help the flowers stay fresher longer. This is the one thing she will change - what type of variable is it?
A
control
B
dependent
C
constant
D
independent
10) Fatima examines the flowers daily and notes on her data chart the number of flowers that are still fresh. This variable - the number of fresh flowers remaining is which variable?
A
dependent
B
constant
C
independent
D
control
*select an answer for all questions
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