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An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what are the controlled variables?

• Type of plant, amount of music, and sunlight
• Water, apple juice, milk
• Plant growth

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

• The type of plant
• The amount of sunlight
• The type of music
• The type of liquid

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

The variable that is being tested or changed

• independent variable
• dependent variable
• control variable

Tags

NGSS.MS-PS3-4

The variable that is being measured

• independent variable
• dependent variable
• control variable

Tags

NGSS.MS-PS2-2

the variable that is kept the same to make sure results are caused by the thing being tested

• independent variable
• dependent variable
• control variable

Scientific Question:  Does the type of sneaker you wear affect how fast you can run?
What is the dependent variable?

• type of sneaker
• how fast you run
• person

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-5

Mr. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the independent variable.

• Distance traveled by the ball
• Height of the ramp
• Mass of the ball

Tags

NGSS.MS-PS2-2

Mr. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the dependent variable?

• Distance traveled by the ball
• Height of the ramp
• Mass of the ball

Tags

NGSS.MS-PS2-2

When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?

• Dependent
• Independent
• Control
• Constant

Tags

NGSS.MS-LS1-5

A student is testing the effect of shoe sole material on running speed.

What is the dependent variable in this investigation?

• Shoe sole material

• Running speed

• Track surface

• Weather conditions

Tags

NGSS.MS-PS2-2