Identifying Variables, Questions, Hypotheses, And Problem Statements

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| By Jungeon

Jungeon

Community Contributor

Quizzes Created: 1 | Total Attempts: 2,875

Questions: 13 | Attempts: 2,875 | Updated: Mar 20, 2023

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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.

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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
your test grades are dependent on you asking questions when you dont understand.

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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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