Types of Variables

What is a manipulated/independent variable?

• A variable being tested in an experiment.

• A variable that changes depending on another variable.

• A variable that is kept the same in an experiment.

How many manipulated/independent variables should be in an experiment?

• One

• Two

• Many

What is a responding/dependent variable?

• A variable being tested in an experiment.

• A variable that changes depending on another variable.

• A variable that is kept the same in an experiment.

How many responding/dependent variables should be in an experiment?

• One

• Two

• Many

What is a constant?

• A variable being tested in an experiment.

• A variable that changes depending on another variable.

• Variables that are kept the same in an experiment.

How many constants should be in an experiment?

• One

• Two

• Many

A study was done to find if different tire treads affect the braking distance of a car. What is the manipulated variable?

• Tire tread

• Car

• Braking distance

• Duck sauce

The height of bean plants depends on the amount of water they receive. What is the responding variable?

• Height of plants

• Condition of soil

• Salt or fresh water

• Amount of water

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

The higher the temperature of the air in the oven, the faster a cake will bake. What is the independent variable?

• Time to bake a cake

• Type of cake

• Place in the oven

• Temperature of the oven

Lemon trees receiving the most water produced the most lemons. What is the dependent variable?

• Amount of lemons produced

• Salt or fresh water

• Amount of water

• Type of citrus

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1