Science Chapter 2 Quiz

What is the scientific method?

• A process used to solve math problems
• A step-by-step approach to answering scientific questions
• A way to organize data in a lab report
• A method for conducting experiments

Which of the following is NOT a step in the scientific method?

• Observation
• Hypothesis
• Conclusion
• Opinion

What is a hypothesis?

• A proven fact
• An educated guess
• A scientific law
• A theory

What is the purpose of conducting experiments in the scientific method?

• To prove a hypothesis
• To gather data and test a hypothesis
• To support a theory
• To make observations

What is a control group in an experiment?

• The group that receives the independent variable
• The group that does not receive the independent variable
• The group that receives the dependent variable
• The group that does not receive the dependent variable

What is a dependent variable in an experiment?

• The variable that is manipulated by the experimenter
• The variable that is measured or observed
• The variable that stays the same throughout the experiment
• The variable that is changed by the independent variable

What is a conclusion in the scientific method?

• A final statement of the results and findings
• A prediction of what will happen in the future
• A summary of the background information
• A statement of the hypothesis

What is a theory in science?

• A guess or hunch
• A proven fact
• A well-substantiated explanation based on evidence
• A step in the scientific method

What is the difference between a theory and a hypothesis?

• A theory is proven, while a hypothesis is an educated guess
• A theory is an educated guess, while a hypothesis is proven
• A theory is specific, while a hypothesis is general
• A theory is used in experiments, while a hypothesis is used in observations

What is the purpose of peer review in the scientific community?

• To ensure that only scientists can access research articles
• To provide feedback and critique on scientific research
• To prevent scientists from publishing their work
• To promote competition among scientists