Identifying Variables, Questions, Hypotheses, And Problem Statements
Look at the words or phrases underlined and type the one you think is the answer.
Questions and Answers
- 1.
Do kids prefer sugar or salt?Which is the IV?
Explanation
sugar and salt is the variable that changes. Their preference is the outcome.Rate this question:
- 2.
If the plant is in a dark room, it will stop growing.Which is the IV?
Explanation
the amount of light is the only variable being changed (tested)Rate this question:
- 3.
How does the size of a motor affect speed? Which is the DV?
Explanation
in this experiment..speed depends on the size of the motorRate this question:
- 4.
Which vitamin gives people the most energy? Which is the DV?
Explanation
the amount of energy depends on the type of vitaminRate this question:
- 5.
How to earthworms respond to different amounts of light? Which is the IV?
Explanation
test full light, partial light, and no lightRate this question:
- 6.
Is the speed of a roller coaster dependent on the shape of the car? Which is the DV?
Explanation
the speed depends on the aerodynamic shape of the carRate this question:
- 7.
How does the amount of exercise affect your pulse rate?Which is the IV?
Explanation
test different amounts of exerciseRate this question:
- 8.
How many minutes will a glider stay in the air with different masses? Which is the DV?
Explanation
the number of minutes depends on the shape of the wingsRate this question:
- 9.
Will asking questions in class improve test grades? Which is the DV?
Explanation
your test grades are dependent on you asking questions when you dont understand.Rate this question:
- 10.
Mice will finish the maze in the least amount of time.What is this? testable question hypothesis problem statement
Explanation
willRate this question:
- 11.
What type of food do puppies prefer?What is this? testable question hypothesis problem statement
Explanation
question markRate this question:
- 12.
The effect of temperature on the height of a plantWhat is this? testable question hypothesis problem statement
Explanation
could be used as a title of a graph (not a complete statement)Rate this question:
- 13.
In an experiment, the variable that is deliberately changed or manipulated by the researcher is called the __________ variable.
Explanation
In scientific experiments, the independent variable is the factor that the researcher intentionally changes to observe its effect on another variable. It's the presumed "cause" in a cause-and-effect relationship. Identifying the independent variable is crucial for understanding the design and interpreting the results of an experiment.Rate this question:
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Jan 08, 2025Quiz Edited by
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Sep 08, 2009Quiz Created by
Jungeon
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