Read each question carefully and choose the best answer. Circle the letter of your chosen answer.
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What is the first step of the scientific method?
- A. Forming a hypothesis
- B. Making observations
- C. Analyzing data
- D. Communicating results
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Which of the following best describes a hypothesis?
- A. A fact that cannot be tested
- B. An educated guess
- C. A conclusion drawn from data
- D. A detailed list of procedures
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In the scientific method, what comes after conducting an experiment?
- A. Formulating a new hypothesis
- B. Reporting the results
- C. Creating an observation
- D. Making new predictions
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What is an important part of making observations?
- A. Only using one of your senses
- B. Ignoring any background information
- C. Gathering accurate and detailed information
- D. Relying solely on previous knowledge
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Why is it important to repeat experiments in science?
- A. To make the data more complicated
- B. To ensure reliability of results
- C. To make new friends
- D. To confuse the researchers
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What do scientists do after gathering data from their experiments?
- A. They stop their research
- B. They analyze the data
- C. They write a new hypothesis
- D. They ignore the results
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What is the purpose of a control in an experiment?
- A. To introduce variables
- B. To have a baseline for comparison
- C. To collect data
- D. To make the experiment more complicated
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How should results from a scientific experiment be shared?
- A. By keeping them secret
- B. By only telling friends
- C. Through reports and publications
- D. By throwing them away
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What does it mean if an experiment's results support the hypothesis?
- A. The hypothesis is definitely true
- B. The hypothesis might be true and needs more testing
- C. The experiment was a failure
- D. The hypothesis should be ignored
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Which of the following is a variable that can be changed in an experiment?
- A. Controlled variable
- B. Data set
- C. Independent variable
- D. Constant
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Why is it essential to have a clear procedure when conducting an experiment?
- A. To waste time
- B. To ensure that the experiment can be repeated
- C. To confuse others
- D. To create randomness
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What should a scientist do if their hypothesis is not supported by the results?
- A. Ignore the results
- B. Change the results
- C. Revise the hypothesis and test again
- D. Decide that science is wrong
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What is the difference between qualitative and quantitative data?
- A. Quantitative data is subjective, while qualitative data is objective
- B. Qualitative data is based on numbers, while quantitative data is based on descriptions
- C. Qualitative data describes qualities, while quantitative data measures amounts
- D. There is no difference; they are the same thing
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What role does peer review play in the scientific method?
- A. It allows scientists to agree with each other
- B. It helps verify results and improve experiments
- C. It judges the scientists' character
- D. It creates competition
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When is it appropriate to use a graph in displaying data?
- A. When data is complex and needs summarizing
- B. When you want to hide the results
- C. When you're not sure of your conclusions
- D. When conducting interviews
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What is the purpose of making predictions during an experiment?
- A. To confuse the experiment
- B. To set a goal for what you think will happen
- C. To avoid making observations
- D. To disregard the hypothesis
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Which type of question is best for starting scientific inquiry?
- A. Simple yes or no questions
- B. Questions that can be tested and investigated
- C. Questions that have a straightforward answer
- D. Questions that avoid measurements
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How can scientists ensure their findings are valid?
- A. By only sharing results with trusted friends
- B. By gathering data from irrelevant sources
- C. By conducting experiments multiple times with varying conditions
- D. By fixing data to match their expectations
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What could be a result of poorly conducted experiments?
- A. Gaining valuable knowledge
- B. Misleading conclusions
- C. Clear support for the hypothesis
- D. Improved scientific theories
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What is a scientific theory?
- A. A guess about something that cannot be tested
- B. A well-tested explanation for a broad set of observations
- C. An observation without evidence
- D. A personal belief
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Why is it important to communicate scientific findings?
- A. To make others feel bad
- B. To contribute to the scientific community and educate others
- C. To keep knowledge to oneself
- D. To create confusion in scientific discussions