Scientific Method & Variables

Front

What is the control group in an experiment?

Back

The control group is the part of the experiment that serves as a basis of comparison and does not receive the experimental treatment.

Front

What is the independent variable in an experiment?

Back

The independent variable is the one being deliberately changed by the scientist to observe its effect.

Front

What is the dependent variable in an experiment?

Back

The dependent variable is the factor that is measured or observed in response to changes in the independent variable.

Front

What is the first step in the scientific method?

Back

The first step in the scientific method is to identify a question or problem that needs to be investigated.

Front

What is a hypothesis?

Back

A hypothesis is a testable prediction about the relationship between the independent and dependent variables.

Front

What is the purpose of collecting data in an experiment?

Back

The purpose of collecting data is to provide evidence that supports or refutes the hypothesis.

Front

What is the significance of drawing conclusions in an experiment?

Back

Drawing conclusions helps to interpret the data and determine whether the hypothesis was supported or not.

Front

What is an example of a controlled variable?

Back

A controlled variable is a factor that is kept constant throughout the experiment, such as temperature or light conditions.

Front

How does one identify the dependent variable in an experiment?

Back

The dependent variable is identified by determining what is being measured or observed as a result of changes in the independent variable.

Front

What is the role of the experimental group?

Back

The experimental group is the part of the experiment that receives the treatment or condition being tested.