IV DV CV Practice

Does the type of shoes affect the running speed? What is the Independent Variable?

• Affect

• Type of shoes

• Brand of shoes

• Running Speed

If the plant receives 35 ml of water, then the plant will grow the shortest. What is the Dependent Variable?

• Amount of water

• Plant's height

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Angelina 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

• Who set up the experiment (Ms. S, etc)

Tags

NGSS.MS-PS2-2

Ms. Liggett wants to know if the shape of French fries affects the amount of crispiness.

What is the Dependent Variable?

• Shape of French fries

• amount of crispiness

• color of French fries

• yummy French fries

Experiment: Does the flavor of ice cream effect how fast the ice cream melts?
The flavor of ice cream is the ___________ variable.

• independent
• dependent

Experiment: How does watching TV during studying affect a student’s test grades?

The students grades are the ___________ variable.

• independent
• dependent

Butter bean seeds were placed in dishes lined with moist paper towel for 5 days at different temperatures & germination was measured.  Which of the following is the independent variable?

• Number of seeds
• Time
• Temperature
• Type of seed

Does the temperature of water affect the time it takes a sugar cube to dissolve? What are the IV (independent variable) and DV (dependent variable) in this experiment?

• IV: Type of water

  DV: Dissolving rate

• IV: Temperature of water

  DV: type of sugar cube

• IV: Temperature of Water

  DV: Dissolving Rate

• IV: Time

  DV: Number of sugar

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

You can have more than one independent variable in a controlled experiment.

• True
• False

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