Variable Definitions
Observation/Inference
CER
Variables Examples
Graphing
100
Variables that never change are called?
Constants
100
The leaves on the trees are yellow and red.
observation
100
True or False
A claim is a paragraph explaining your experiment
False
100
Grass will grow faster if it is fertilized. What would the independent variable in this experiment be?
The use of fertilizer
100
Which axis does the independent variable go and Which axis does the dependent variable go?
Independent X axis
Dependent Y axis
200
The variable that you change in an experiment is called?
Independent Variable
200
The dog is wet, so he was swimming in a pond.
inference
200
True or False
Your evidence is the data/proof that supports up your claim
True
200
A student wanted to see if their score on spelling tests would improve if they spent more minutes studying the spelling words. What would the independent variable in this experiment be?
The independent variable is the amount of time spent on studying for spelling.
200
Which is the independent variable, and which is the dependent variable?
independent: Hours worked
dependent: Money earned
300
The variable that responds to the independent and is being measured is called?
Dependent variable
300
Qualitative or Quantitative?
The plant is extremely wilted.
Qualitative
300
Does working more hours earn you more money?
Make a claim using this data chart.
Working more hours earns you more money.
300
Does crushed salt or rock salt dissolve faster in water?
In the experiment above, the time it takes each type of salt to dissolve would be which type of variable?
Dependent Variable
300
What months have the same number of students?
November and February
400
This group is used for comparison and typically kept in normal conditions is called?
The control group
400
Qualitative or Quantitative?
The Giants lost to the Patriots 17-10
Quantitative
400
The first sentence of your reasoning statement is:
Your claim (restated)
400
Does colored water evaporate faster than clear water?
In the experiment above, which type of water would be which variable?
Independent Variable
400
How many cookies were sold on Wednesday?
7
500
The group where variables are being changed by the experimenter to test different outcomes is called?
Experimental Group
500
Give a possible inference to the following observation:
The school fire alarm is going off.
possible answers:
-There is a fire
-There is a drill
-Someone pulled the alarm
500
Make a claim regarding this question and data
As you go deeper into the ocean, the temperature decreases.
500
List four variables that would have to be Constant in the following experiment:
Which brand of paper towel absorbs the most liquid?
•The amount/size of paper towel
•The liquid being absorbed
•The surface the liquid is on
•The way absorption is being measured
•The temperature of liquid
•The amount of pressure or way the paper towel is being used
500
What day were the fewest number of push-ups done? 
Friday