Science Measurement Graphing and Variables

The manipulated variable (changed on purpose) is called the __________ VARIABLE

• INDEPENDENT

• DEPENDENT

• CONTROLLED

• UNCONTROLLED

The responding (measured) variable is called the _________ VARIABLE

• INDEPENDENT

• DEPENDENT

• CONTROLLED

• UNCONTROLLED

Tags

NGSS.MS-PS2-2

The variable(s) that constantly stays the same for a fair, valid experiment

• independent variable

• dependent variable

• constant variable also known as controlled variable

The Independent variable (IV) is found on the _______ axis of a graph

• Y-axis

• X-axis

Tags

NGSS.MS-PS3-1

The Dependent variable (DV) is found on the _____ axis of a graph

• Y-axis

• X-axis

A student measures his heartbeat rate after making 2 minutes of different exercises: jog in place, jumping jacks, and high knees. What is the DEPENDENT variable?

• The time (2 minutes)

• The heartbeat rate

• The type of exercise

• The student

A student measured his heartbeat rate after 2 minutes of doing different types of exercise: jog in place, jumping jacks and high knees. What is the CONTROLLED (constant) variable ?

• The time (2 minutes)

• The heartbeat rate

• The type of exercise

• None of these

Tags

NGSS.MS-PS2-2

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. What should be kept constant? 

• type of plant, flower pot,  soil, and amount of sunlight
• water, apple juice, milk
• only the amount of sunlight
• type of plant only

Tags

NGSS.MS-LS1-5

Research Question: Does the type of gasoline put in a car affect how fast the car can drive.

What is the independent variable?

• Type of gasoline

• which car the gas is put into

• how fast the car can drive

• how much gas is put into the car

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

What is the independent variable?

• Amount of rainfall

• Time