Variables Quiz

A soap maker wants to prove that their detergent works better to remove tough stains. What is the dependent variable?

If we test whether hamsters who eat more vegetables live longer, what is the independent variable?

What do you call something that changes in an experiment?

All of these are part of a hypothesis statement EXCEPT

Will people who read a book per month need glasses more than people who don't read as much? Name the dependent variable.

What do you call something that's kept the same throughout an experiment?

A hypothesis is the question that guides your experiment.

Where would you find the result of an experiment?

A commercial taste test shows that people prefer Pepsi to Coke. What's the independent variable?

A bug scientist wants to know if higher temperature will make crickets chirp more. What is the dependent variable?

If we test whether people who watch more TV take longer to fall asleep, what is the control condition?

Will garlic keep vampires away better than onions? What's the experimental condition?

The control condition is part of the independent variable.

The experimental condition is part of the dependent variable.

What do you call the comparison you're testing in an experiment?

If we compare basketball players and non-players to see who can run faster on the court, what is the constant?