4.1 and 5.1 Scientific Investigation

Front

What is an independent variable?

Back

The independent variable is the factor that is changed or controlled in an experiment to test its effects on the dependent variable.

Front

What is a dependent variable?

Back

The dependent variable is the factor that is measured or observed in an experiment, which is affected by the independent variable.

Front

What is a constant variable?

Back

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

Front

What is a hypothesis?

Back

A hypothesis is a testable statement or prediction about the relationship between two or more variables.

Front

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

Back

The control group is used as a standard for comparison to see the effect of the independent variable.

Front

What are qualitative observations?

Back

Qualitative observations are descriptive and involve characteristics that cannot be measured with numbers.

Front

What are quantitative observations?

Back

Quantitative observations involve measurements and can be expressed with numbers.

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 collection?

Back

Data collection is the process of gathering and measuring information on variables of interest.