1.5 Cards Flashcards
What is an independent variable?
The variable that is changed in an experiment
What is a dependent variable?
The variable affected by the change in the independent variable
(measured)
What things should a hypothesis be?
Specific, testable, explanatory, and you can use it for predictions.
What is a control group?
A group used to make comparisons to see if the changed variable has an effect
What is an experimental group?
1 or more groups with the chnaged variable
Why should you only have 1 changed variable?
So you can determine what is giving you the results
How does the amount of makeup one applies affect how clear their skin is?
What is DV
The dependent variable is the skin
How does the amount of makeup one applies affect how clear their skin is?
What is IV
The independent variable is the makeup
Is plant growth affected by the color of the light? (red, blue, green, or yellow)
What is DV
plant growth
Is plant growth affected by the color of the light? (red, blue, green, or yellow)
What is IV
Color of light
What laundry detergent removes stains more effectively?
what is dv
stains removed
What laundry detergent removes stains more effectively?
what is iv
Laundry detergent
What type of paper towel is more absorbent?
what is dv
amount absorbed
What type of paper towel is more absorbent?
what is IV
type/brand of paper towel
What size battery has the longest life span?
What is DV
life span
