Scientific Method and Variables

Front

What is the independent variable in an experiment?

Back

The independent variable is the variable that the scientist manipulates or changes.

Front

What is the dependent variable in an experiment?

Back

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

Front

What is a hypothesis?

Back

A hypothesis is a proposed explanation for a phenomenon, often stated in a way that can be tested.

Front

What is the correct format for writing a hypothesis?

Back

A hypothesis should be written as an 'If...then...' statement.

Front

What is a constant variable?

Back

A constant variable is a factor that remains the same throughout an experiment to ensure that the test is fair.

Front

What is the purpose of a control group in an experiment?

Back

The control group serves as a standard for comparison, helping to isolate the effects of the independent variable.

Front

What does it mean to hypothesize?

Back

To hypothesize means to suggest a possible explanation for a series of observations.

Front

What is the scientific method?

Back

The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

Front

What is an experiment?

Back

An experiment is a procedure carried out to support, refute, or validate a hypothesis.

Front

What is data in the context of scientific research?

Back

Data refers to the information collected during an experiment, which can be quantitative (numbers) or qualitative (descriptions).