Science R&D Interim #1 (Scientific Method) Review Questions

Front

What is commonly conducted to test a hypothesis?

Back

Experiment

Front

What is the purpose of a controlled experiment?

Back

To allow a scientist to isolate and test a single variable.

Front

In an experiment comparing math problem completion times, what is the independent variable (IV)?

Back

Using or not using calculators.

Front

In an experiment comparing math problem completion times, what is the dependent variable (DV)?

Back

The time it takes to complete the problems.

Front

What is the controlled variable (CV) in an experiment comparing math problem completion times?

Back

The same math problems given to both groups.

Front

What is the summary at the end of an experiment that explains the results called?

Back

Conclusion

Front

What should Angela do after proving her hypothesis about earthworms moving away from light?

Back

Make a conclusion.

Front

What is a hypothesis?

Back

A testable prediction about the relationship between variables.

Front

What is the difference between independent and dependent variables?

Back

Independent variables are manipulated, while dependent variables are measured.

Front

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

Back

To provide a baseline for comparison against the experimental group.