How Scientists Think and Work Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. A set of principles laid out as being unquestionably true is known as:

Question 2 2. A scientist is running a test of her hypothesis. Which step of the scientific method is she executing?

Question 3 3. A key difference between science and religion, astrology, and pseudoscience is that scientific statements are:

Question 4 4. Which of the following is NOT one of the six key steps of the scientific method?

Question 5 5. The results of an experiment indicate that owning pets reduces a participant's stress. Therefore, it is concluded that there is some type of relationship between stress levels and pet ownership. Which of the following best describes this type of reasoning?

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Question 6 6. A researcher wants to figure out if uncomfortable seats in a classroom will increase the research participant's attention to the lesson and decrease their fidgeting. Why are attention level and fidgeting the dependent variable?

Question 7 7. A theory that is so well-confirmed, refined, and tested as to be virtually universally accepted is known as:

Question 8 8. Jane wants to study the effect of running on a person's weight. Jane's hypothesis is as follows: The longer the distance a person runs each day, the lower that person's weight will be. Which of the following would be the null hypothesis in this study?

Question 9 9. An experiment begins with the researcher believing that couches cause an increase in laziness of participants. He then attempts to find participants with couches and determines their laziness level. Which of the following best describes this type of reasoning?

Question 10 10. Why are hypotheses paired with null hypotheses?

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Question 11 11. Occam's razor is best described as:

Question 12 12. Starting off with a research question provides a researcher with:

Question 13 13. You conduct a study of reaction times by placing a plastic spider on a person's chair right before they sit down and recording their reaction time. You repeat the study, but this time you yell ''SPIDER!'' right before the person sits down and again measure their reaction time. Why can your yelling ''SPIDER!'' be considered a moderating variable?

Question 14 14. Which of the following best describes control variables?

Question 15 15. This is a type of research that provides strong evidence for cause and effect relationships:

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Question 16 16. If I release 10 spiders into a room and measure how long it takes people to get out of the room, what is the independent variable?

Question 17 17. A single assertion, a proposed explanation of something based on available knowledge, for something yet to be explained, one that is subject to further experimentation is called:

Question 18 18. A dependent variable:

Question 19 19. This is a process where scientific experts not connected to the study and experiment in question check it for scientific accuracy, proper methodology, and relevancy.

Question 20 20. Inductive reasoning experiments _____.

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Question 21 21. Inductive and deductive reasoning typically describes _____.

Question 22 22. A hypothesis is:

Question 23 23. An independent variable is:

Question 24 24. This is a single assertion, a proposed explanation of something based on available knowledge, for something yet to be explained, one that is subject to further experimentation.

Question 25 25. This is a false or fake science, a system of beliefs that looks like it is based on scientific ideas but actually doesn't employ or obey the simplest rules of science itself.

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Question 26 26. Deductive reasoning experiments _____.

Question 27 27. If you watch a person from far away to see how they react to the world around them, you are conducting:

Question 28 28. At what step in the scientific method does a scientist propose the problem that he or she wants to solve?

Question 29 29. A group of researchers are studying how plants grow in very harsh climates. During one of their experiments, they accidentally left the window open for 2 hours, causing that group to have the best results. In this scenario, what variable is sunlight?

Question 30 30. Which of the following has NOT been operationalized?

How Scientists Think and Work Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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