What is the purpose of a controlled variable in a scientific experiment?

It is a factor that we keep constant to ensure a fair test.

It is the variable that we manipulate to test our hypothesis.

It is the variable that changes in response to the independent variable.

It is the outcome or result we are trying to measure.

Which of the following best describes the dependent variable in a scientific experiment?

The variable that we measure or observe to see how it responds to changes.

The variable that we keep constant to ensure accuracy.

The variable that we manipulate to test our hypothesis.

The variable that we use as a standard for comparison.

In a science experiment, why is it important to clearly define and identify the variables?

To communicate the purpose and design of the experiment and its results effectively

To make the experiment more complicated

To ensure that the experiment is not repeatable

Variables in Science Experiments: Practice!

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Variables in Science Experiments: Practice!

Quiz

•

Science

•

7th Grade

•

Practice Problem

•

Medium

•

NGSS

MS-LS1-5, MS-PS2-2, MS-LS2-1

Standards-aligned

Nicole Chandler

Used 332+ times

FREE Resource

17 questions

Show all answers

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Scenario 1: A student is conducting an experiment to determine how different amounts of sunlight affect the growth of tomato plants.
What is the Independent Variable?

Amount of sunlight

Growth of tomato plants

Type of tomato plant

Type of soil

Temperature

Tags

NGSS.MS-LS1-5

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Scenario 1: A student is conducting an experiment to determine how different amounts of sunlight affect the growth of tomato plants.
What is the Dependent Variable?

Amount of sunlight

Growth of tomato plants

Type of tomato plant

Type of soil

Temperature

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

MULTIPLE SELECT QUESTION

1 min • 1 pt

Scenario 1: A student is conducting an experiment to determine how different amounts of sunlight affect the growth of tomato plants.
What are THREE controlled variables that are NOT independent or dependent variables? Select ALL that apply!

Amount of sunlight

Amount of water

Type of soil

Temperature

Growth of Tomato Plant

Tags

NGSS.MS-LS1-5

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Scenario: A scientist is investigating how the length of a pendulum affects the time it takes for one full swing.
What is the independent variable?

Length of the pendulum

Time for one full swing

Mass of the pendulum bob

initial angle

air resistance

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Scenario: A scientist is investigating how the length of a pendulum affects the time it takes for one full swing.
What is the dependent variable?

Length of the pendulum

Time for one full swing

Mass of the pendulum bob

initial angle

air resistance

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Scenario: Students are experimenting with different paper airplane designs to see which one travels the farthest distance.
What is the independent variable?

Type of paper

Launching force

Air resistance

Paper airplane design

Distance traveled by the paper airplane

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Scenario: Students are experimenting with different paper airplane designs to see which one travels the farthest distance.
What is the dependent variable?

Type of paper

Launching force

Air resistance

Paper airplane design

Distance traveled by the paper airplane

Tags

NGSS.MS-PS2-2

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Variables in Science Experiments: Practice!

17 questions

Scenario 1: A student is conducting an experiment to determine how different amounts of sunlight affect the growth of tomato plants.
What is the Independent Variable?

Scenario 1: A student is conducting an experiment to determine how different amounts of sunlight affect the growth of tomato plants.
What is the Dependent Variable?

Scenario 1: A student is conducting an experiment to determine how different amounts of sunlight affect the growth of tomato plants.
What are THREE controlled variables that are NOT independent or dependent variables? Select ALL that apply!

Scenario: A scientist is investigating how the length of a pendulum affects the time it takes for one full swing.
What is the independent variable?

Scenario: A scientist is investigating how the length of a pendulum affects the time it takes for one full swing.
What is the dependent variable?

Scenario: Students are experimenting with different paper airplane designs to see which one travels the farthest distance.
What is the independent variable?

Scenario: Students are experimenting with different paper airplane designs to see which one travels the farthest distance.
What is the dependent variable?

Scenario: Researchers are studying how varying incubator temperatures impact the hatch rate of chicken eggs.
What is the independent variable?

Scenario: Researchers are studying how varying incubator temperatures impact the hatch rate of chicken eggs.
What is the dependent variable?

In a study exploring how different types of music affect heart rate, what would be considered controlled variables but NOT an independent or dependent variable? Select all that apply.

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science

Variables in Science Experiments: Practice!

17 questions

Scenario 1: A student is conducting an experiment to determine how different amounts of sunlight affect the growth of tomato plants.What is the Independent Variable?

Scenario 1: A student is conducting an experiment to determine how different amounts of sunlight affect the growth of tomato plants.What is the Dependent Variable?

Scenario 1: A student is conducting an experiment to determine how different amounts of sunlight affect the growth of tomato plants.What are THREE controlled variables that are NOT independent or dependent variables? Select ALL that apply!

Scenario: A scientist is investigating how the length of a pendulum affects the time it takes for one full swing.What is the independent variable?

Scenario: A scientist is investigating how the length of a pendulum affects the time it takes for one full swing.What is the dependent variable?

Scenario: Students are experimenting with different paper airplane designs to see which one travels the farthest distance.What is the independent variable?

Scenario: Students are experimenting with different paper airplane designs to see which one travels the farthest distance.What is the dependent variable?

Scenario: Researchers are studying how varying incubator temperatures impact the hatch rate of chicken eggs.What is the independent variable?

Scenario: Researchers are studying how varying incubator temperatures impact the hatch rate of chicken eggs.What is the dependent variable?

In a study exploring how different types of music affect heart rate, what would be considered controlled variables but NOT an independent or dependent variable? Select all that apply.

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science

Scenario 1: A student is conducting an experiment to determine how different amounts of sunlight affect the growth of tomato plants.
What is the Independent Variable?

Scenario 1: A student is conducting an experiment to determine how different amounts of sunlight affect the growth of tomato plants.
What is the Dependent Variable?

Scenario 1: A student is conducting an experiment to determine how different amounts of sunlight affect the growth of tomato plants.
What are THREE controlled variables that are NOT independent or dependent variables? Select ALL that apply!

Scenario: A scientist is investigating how the length of a pendulum affects the time it takes for one full swing.
What is the independent variable?

Scenario: A scientist is investigating how the length of a pendulum affects the time it takes for one full swing.
What is the dependent variable?

Scenario: Students are experimenting with different paper airplane designs to see which one travels the farthest distance.
What is the independent variable?

Scenario: Students are experimenting with different paper airplane designs to see which one travels the farthest distance.
What is the dependent variable?

Scenario: Researchers are studying how varying incubator temperatures impact the hatch rate of chicken eggs.
What is the independent variable?

Scenario: Researchers are studying how varying incubator temperatures impact the hatch rate of chicken eggs.
What is the dependent variable?