Parts of An Experiment Review | Baamboozle - Baamboozle

English 20 Public

Parts of an experiment (IV, DV, constants, and controls)

Study Slideshow

Clara wants to know if getting more sleep before a test will improve her scores. What would be a constant in this experiment?

The same test, same time spent studying, same teacher, same testing environment

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Clara wants to know if getting more sleep before a test will improve her scores. What would be the independent variable in this experiment?

Amount of sleep

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Clara wants to know if getting more sleep before a test will improve her scores. What would be the dependent variable in this experiment?

Test scores

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Rose wants to know which energy drink would keep her awake the longest. To test this, what would she need to use as a control for comparison?

A night without an energy drink

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Rose wants to know which energy drink would keep her awake the longest. To test this, what would she need to use as a constant?

Drink at the same time each day, drink the same amount of each drink, same sleeping environment, same activities

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Rose wants to know which energy drink would keep her awake the longest. What would be the independent variable in her experiment?

Different brands of energy drinks

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Martha wants to know if listening to music would help her focus more when studying. What would be her independent variable?

Listening to music or not

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Martha wants to know if listening to music would help her focus more when studying. What would be her control in the experiment?

Studying without music

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John wants to find out which brand of dog food his dog would rather eat. What would be the independent variable?

Brand of dog food

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John wants to find out which brand of dog food his dog would rather eat. What would be the dependent variable?

Amount of food the dog eats

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Dr. Smith wants to see if playing violent video games increases a person’s blood pressure. What would be the independent variable in his experiment?

Type of video game played (or whether video games are played)

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Dr. Smith wants to see if playing competitive video games increases a person’s blood pressure. What would be the dependent variable in his experiment?

Blood pressure

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Dr. Smith wants to see if playing competitive video games increases a person’s blood pressure. What would be the control group in his experiment?

People who don't play video games

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Jeremy thinks putting tape around a car’s doors would make the car waterproof. He tries filling the car with water, then adds the tape and fills the car with water again to see how much leaks out. What is the independent variable?

Tape or no tape

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Jeremy thinks putting tape around a car’s doors would make the car waterproof. He tries filling the car with water, then adds the tape and fills the car with water again to see how much leaks out. What is the dependent variable?

Amount of water that stays in the car (or amount that leaks out)

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Jeremy thinks putting tape around a car’s doors would make the car waterproof. He tries filling the car with water, then adds the tape and fills the car with water again to see how much leaks out. What should be a constant?

Same car or type of car, same liquid poured in, same location of car, same driving conditions

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