Scientific Method and Variables Flashcard

Front

What is a hypothesis?

Back

A prediction or an educated guess about the relationship between variables

Front

What is an independent variable?

Back

A factor that is changed by the experimenter

Front

Dependent variable

Back

The result of the changes made by the independent variable

Front

What are constants in an experiment?

Back

Factors that are purposefully not changed and remain the same

Front

What is the final step in the scientific method?

Back

Conclusion

Front

What is an independent variable in an experiment?

Back

The variable that the experimenter changes to observe its effects

Tags

DOK Level 2: Skill/Concept

Front

In Maya's experiment on lima bean seed growth, what variable should be CHANGED? Options: the amount of water, the kind of plant, the type of soil, the amount of sunlight it gets.

Back

the amount of water

Front

What is the independent variable in a study determining if how long you sleep affects your test score?

Back

hours of sleep

Front

What is the DEPENDENT variable in a test where a scientist turns a light on and off to observe moth behavior?

Back

moth behavior/their reaction

Front

What would be a proper hypothesis for testing the effects of type of exercise on heart rate?

Back

If type of exercise affects the heart rate of a person, then jumping jacks will increase the heart rate the most