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Skills Of Science
Test Description: Review of the scientific method
Instructions: Answer all questions to get your test result.
1) If I change the oil in my car, then my car will get better gas mileage. What is the dependent variable in this experiment?
A
amount of oil used
B
changing the oil
C
brand of the car
D
better gas mileage
2) If I change the oil in my car, then my car will get better gas mileage. What is the independent variable in this experiment?
A
changing the oil
B
brand of the car
C
amount of oil used
D
better gas mileage
3) In an experiment, the group without the variable is the...
A
independent variable group
B
the experimental group
C
the constant group
D
the control group
4) In an experiment, the variables that stay the same are...
A
the independent variable
B
the experimental variables
C
the constant variables
D
the control variables
5) Which statement is a qualitative observation?
A
The classroom is very clean
B
There are 30 students in the room.
C
there are 10 posters on the wall.
D
The chalkboard is 1 meter high and 5 meters wide.
6) What is the first step in the scientific method?
A
gather information
B
form a hypothesis
C
state the problem
D
perform the experiment
7) Which step of the scientific method comes after you state the problem?
A
form a hypothesis
B
perform the experiment
C
state your conclusion
D
gather information
8) If I raise the temperature of a cup of water, then the amount of sugar that can be dissolved in it will be increased. What is the independent variable?
A
the amount of sugar dissolved
B
the temperature of the sugar
C
temperature of the water
D
the amount of water used
9) If I raise the temperature of a cup of water, then the amount of sugar that can be dissolved in it will be increased. What is the dependent variable?
A
temperature of the water
B
the temperature of the sugar
C
the amount of water used
D
the amount of sugar dissolved
10) After recording and analyzing data for an experiment a scientist must...
A
state the problem
B
form a hypothesis
C
gather information
D
state the conclusion
*select an answer for all questions
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