Introduction to Life Science

Front

What is an operational definition?

Back

An operational definition is a statement that describes how to measure a particular variable or define a particular term.

Front

What is a manipulated variable in an experiment?

Back

A manipulated variable is the one variable that is purposely changed to test a hypothesis.

Front

What does it mean to infer?

Back

To infer means to explain or interpret the things you observe.

Front

When should you begin preparing for a lab investigation?

Back

You should begin preparing for a lab investigation the day before the lab.

Front

Is a world globe an example of a variable?

Back

False, a world globe is not a variable.

Front

What is a controlled variable?

Back

A controlled variable is a factor that is kept constant during an experiment to ensure that the results are valid.

Front

What is a responding variable?

Back

A responding variable is the variable that is measured or observed in an experiment, which changes in response to the manipulated variable.

Front

What is scientific literacy?

Back

Scientific literacy is the ability to understand, analyze, and apply scientific information and concepts.

Front

What is quantitative observation?

Back

Quantitative observation involves measuring or counting something, providing numerical data.

Front

What is the purpose of a hypothesis in an experiment?

Back

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