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Mr. Ciencio pointed out during the experiment that an independent variable (sunlight) had caused a change in the _______________ variable (plant growth).

Mrs. Ciencia explained that quiz scores could change depending on many factors such as how hungry you were or how much sleep you got the night before the quiz. She was explaining _____________ variables.

Mrs. Ciencia's 6th-grade class conducted an experiment to determine if time studying could cause a change in quiz scores. The dependent variable is the _________________.

Mr. Ciencio's 5th-grade class is conducting an experiment to determine the effect of sleep deprivation on student test scores. The ______________ variable is the amount of sleep.

Mrs. Ciencia's 4th-grade class is conducting an experiment to determine how the amount of sunlight affects the growth of carrots. The ______________ variable is the sunlight.