Variables

Question 0

Define a dependant variable

Answer 0

This is what you measure

DIM
DEPENDANT I MEASURE

Question 1

Define an independent variable?

Answer 1

This is the one you change

Question 2

Define a controlled variable

Answer 2

This is the one you keep the same ( constant through the experiment )

Question 3

Define a control group

Answer 3

Is for comparison. Everything is exactly the same for this group as the group you are experimenting on, except for the independent variable.