Identifying Variables

When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertalizers, equal light, and equal water. What type of variable is the water?

• Dependent
• Independent
• Control

Tags

NGSS.MS-ETS1-1

When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?

• Dependent
• Independent
• Control

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

In an experiment to determine what type of acid is the MOST corrosive (destructive) which of these would NEED to be a controlled variable?

• The acids used
• The material the acid is poured on
• The size of the hole created by the acid

Tags

NGSS.MS-PS1-2

What would the INDEPENDENT variable be in an experiment testing the effectiveness differnt types of paper airplane?

• the paper used
• the type of folds made
• the distance of each plane's flight

Tags

NGSS.MS-PS2-2

This is the manipulated variable, or the variable you control.

• Independent
• Dependent

Tags

CCSS.6.EE.C.9

This is the responding variable, or the variable you don't control.

• Independent
• Dependent

Tags

CCSS.6.EE.C.9

What is the DEPENDENT variable (effect) is this experiment?
"Does eating breakfast improve test score?" 

• eating breakfast or not
• the grade you got on the test
• what time you get up in the morning
• how tasty the breakfast is

What is the DEPENDENT variable (effect) in this experiment?
"Do tall people jump further than short people?"

• height of the person
• weight of the person
• how fast the person runs
• how far the person jumps

What is the INDEPENDENT variable (cause)in this experiment?
"Which type of metal, copper or aluminum, conducts heat faster?" 

• size of metal
• types of metal
• time it takes to heat up
• shape of the metal

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

The independent variable is the ONE thing you _____.

• change
• keep the same
• experiment with
• investigate

Tags

CCSS.6.EE.C.9