Experimental Design

An educated guess or prediction about the outcome of an experiment

• Hypothesis

• Independent Variable

• Dependent Variable

• Control

The factor the scientist changes or manipulates in an experiment

• Hypothesis

• Independent Variable

• Dependent Variable

• Control

The factor that responds to the changes made by the independent variable

• Hypothesis

• Conclusion

• Dependent Variable

• Control

Serves as a standard for comparison in an experiment

• Hypothesis

• Independent Variable

• Dependent Variable

• Control

The scientific method involves forming a hypothesis, designing an experiment, collecting data, and drawing a .....

• Control

• Conclusion

• Independent Variable

• Dependent Variable

What is the purpose of a control in an experiment?

• To change the independent variable

• To provide a basis for comparison

• To measure the dependent variable

• To form a hypothesis

Which of the following is an example of an independent variable?

• The growth rate of a plant

• The amount of sunlight a plant receives

• The color of a plants leaves

• The height of a plant

In an experiment testing the effect of different types of music on study habits, what would be the dependent variable?

• The types of music played

• The volume of the music

• The amount of time spent studying

• The number of students in the experiment

What is the first step of the scientific method?

• Conduct the experiment

• Form a hypothesis

• Analyze the results

• Ask a question

Which of the following is not a characteristic of a good hypothesis?

• It is testable

• It is based on prior knowledge

• It predicts a relationship between variables

• It provides a scientific theory