# Identifying Variables, Questions, Hypotheses, And Problem Statements

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| By Jungeon
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Jungeon
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Quizzes Created: 1 | Total Attempts: 2,903
Questions: 13 | Attempts: 2,903

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Look at the words or phrases underlined and type the one you think is the answer.

• 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.

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• 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)

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• 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 motor

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• 4.

### Which vitamin gives people the most energy? Which is the DV?

Explanation
the amount of energy depends on the type of vitamin

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• 5.

### How to earthworms respond to different amounts of light? Which is the IV?

Explanation
test full light, partial light, and no light

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• 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 car

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• 7.

### How does the amount of exercise affect your pulse rate?Which is the IV?

Explanation
test different amounts of exercise

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• 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 wings

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• 9.

### Will asking questions in class improve test grades? Which is the DV?

Explanation

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• 10.

### The effect of the amount of water on the weight of a mouse Which is the IV?

Explanation
give mice different amounts of water (the only variable that changes in this experiment)

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• 11.

### Mice will finish the maze in the least amount of time.What is this?    testable question    hypothesis    problem statement

Explanation
will

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• 12.

### What type of food do puppies prefer?What is this?   testable question    hypothesis   problem statement

Explanation
question mark

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• 13.

### 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)

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• Current Version
• Mar 20, 2023
Quiz Edited by
ProProfs Editorial Team
• Sep 08, 2009
Quiz Created by
Jungeon

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