Variables and Designs 1.2

Something that may change

• variable

• system

• investigation

• problem

Tags

NGSS.MS-LS2-4

NGSS.MS-PS2-2

A variable that depends on the other changes in the system

• X axis

• independent variable

• dependent variable

• constant

Tags

NGSS.MS-LS1-5

The variable that the experimenter changes freely in an experiment to test the outcome

• X axis

• independent variable

• dependent variable

• constant

The horizontal number line of a graph for the independent variable

• X axis

• independent variable

• Y axis

• constant

The vertical number line of a graph for the dependent variable

• X axis

• independent variable

• Y axis

• constant

A question that has one variable that is changed and one that is measured - “How does______________ affect ________________?”

• testable question

• nontestable question

• independent question

• constant

Tags

NGSS.MS-LS1-5

A question that has one variable that is changed and one that is measured - “How does______________ affect ________________?”

• testable question

• nontestable question

• independent question

• constant

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

A standardizing variable that needs to the same in each test in a controlled experiment

• independent variable

• dependent variable

• control

• constant

How does the number of winds affect the distance travelled by the air trolley?  Which is the independent (manipulated) Variable?

• winds

• distance

• air trolley

• constant

Tags

NGSS.MS-PS2-2

How does the amount of water affect the height of a plant over 1 week?  Which is the Dependent (responding/measured) Variable?

• amount of water

• height

• plant

• week

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1