Independent Dependent Control Variables

In a controlled experiment, how many variables can be worked with at a time? 

• one

• none

• two or more

• how ever many makes sense.

Tags

NGSS.MS-PS2-2

Mr. S. sets 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

• weight of the ball

Tags

NGSS.MS-PS2-2

The independent Variable in a lab can be described as the variable:

• Represented on the X Axis

• Causing the change in the dependent Variable

• Over which a scientists usually has direct control when designing an experiement

• All of the above

Tags

NGSS.MS-PS2-2

This type of variable is what you DON'T change in a lab

• Control

• Independent

• Dependent

The independent Variable is:

• What you keep the same in the experiment

• What you change in an experiment

• What you measure in an experiment

Tags

NGSS.MS-PS2-2

Jack is doing an experiment to see which shoes help him run the fastest. What will his independent variable be?

• The shoes he wears

• The track he runs on

• The time of day he runs

The variable that is being tested, counted or measured and is responding to the independent variable is known as:

• Control

• Independent Variable

• Constant

• Dependent Variable

Tags

NGSS.MS-PS3-1

Brad sets 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

• mass of the ball

• height of the ramp

• weight of the ball

Tags

NGSS.MS-PS2-2

Mr. Pransky wants to see how different surfaces affect how high a tennis ball can bounce. What is the independent variable?

• the different surfaces

• how high they bounce

Tags

NGSS.MS-PS2-2

This variable is the one thing that changed on purpose...

• Dependent Variable

• Control

• Independent Variable

Tags

NGSS.MS-PS2-2