ACT Graph Prep 3

Front

What is a dependent variable?

Back

The dependent variable is the variable that is measured or tested in an experiment. It is affected by changes in the independent variable.

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.

Front

What is a controlled experiment?

Back

A controlled experiment is one in which all variables are kept constant except for the one being tested, allowing for a fair test of the hypothesis.

Front

What is the purpose of a hypothesis in an experiment?

Back

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

Front

What is the importance of replicating experiments?

Back

Replicating experiments is important to verify results and ensure that findings are reliable and not due to chance.

Front

What is the significance of publishing scientific data?

Back

Publishing scientific data allows for peer review, validation of results, and sharing knowledge with the scientific community.

Front

What is a line graph used for?

Back

A line graph is used to display data points over time or to show trends in data.

Front

What does it mean to hold variables constant in an experiment?

Back

Holding variables constant means keeping certain factors the same throughout the experiment to ensure that the results are due to the independent variable.

Front

What is the role of sunlight in plant growth?

Back

Sunlight is essential for photosynthesis, which allows plants to make food and grow.

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.