Experimental Design

The type of variable that you change or manipulate in an experiment.  It is what you are testing.

• Independent
• Dependent
• Control

The type of variable that responds to the experiment and is what you measure to determine if your hypothesis is true.

• Independent
• Dependent
• Control

Tags

NGSS.MS-LS1-5

The parts of the experiment that must be kept the same.

• Constants
• independent
• Dependent

If I water the plant more often, then it will grow taller.  Name the independent variable.

• The height of the plant
• The size of the pot
• The amount of water
• The amount of light.

Tags

NGSS.MS-LS1-5

If I water the plant more often, then it will grow taller.  Name the dependent variable.

• The amount of water.
• The amount of soil.
• The height of the plant.
• The amount of water.

Tags

NGSS.MS-LS2-1

If I water the plant more often, then it will grow taller. Which of these is not a constant?

• The amount of soil.

• The pot size.

• The type of plant.

• The amount of water.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Another name for an educated guess?

• Hypothesis

• Good guess

• Scientific method

• Scientific notation.

What is a factor that is measured for change in an experiment?

• control
• constant
• independent variable
• dependent variable

Tags

NGSS.MS-PS2-2

What is the factor that an experimenter changes on purpose?

• Dependent Variable
• Independent Variable
• Constant
• Control

The part of the experiment that does not contain the independent variable. Used for comparison.

• Control Group
• Experimental Group
• Results
• Data

Tags

CCSS.HSS.IC.B.3