Scientific Inquiry Unit Test Study Guide

Front

What is a manipulated variable in an experiment?

Back

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

Front

Why is a larger sample size important in research?

Back

A larger sample size increases the reliability of the results and helps to ensure that the findings are representative of the larger population.

Front

What does a graph showing evaporation rates indicate?

Back

It can show trends over time, such as when evaporation rates are highest or lowest during the day.

Front

How can you improve the design of an experiment?

Back

By ensuring that all variables are controlled, such as using the same amount of liquid in each beaker.

Front

What tool is used to measure the volume of a liquid?

Back

A graduated cylinder is used to accurately measure the volume of liquids.

Front

What is a hypothesis in scientific inquiry?

Back

A hypothesis is a testable 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 serves as a baseline to compare the effects of the manipulated variable.

Front

What is the difference between qualitative and quantitative data?

Back

Qualitative data describes characteristics or qualities, while quantitative data involves numerical measurements.

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 independent variable?

Back

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