Scientific Inquiry - ORELA Middle Grades General Science 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. Which best describes a population?

Question 2 2. Which of these following words should be avoided when creating your own hypothesis?

Question 3 3. What is the main difference between stratified sampling and cluster sampling?

Question 4 4. In what decade did cellular phones became popular as well as affordable for the average person?

Question 5 5. A theory that is so well-confirmed, refined, and tested as to be virtually universally accepted is known as:

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Question 6 6. The systematic investigation of scientific theories and hypotheses is known as:

Question 7 7. 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 8 8. If a statement is statistically significant, then:

Question 9 9. 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 10 10. Dr. Marion wants to conduct an experiment that involves the distribution of a questionnaire. She has only enough copies for half of the students. She decides who will participate by pulling names out of a hat and choosing ten students from each of the four grades in the school. What constitutes the sample in this experiment?

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Question 11 11. Which of the following is NOT true about science?

Question 12 12. If you watch a person from far away to see how they react to the world around them, you are conducting:

Question 13 13. A scientific theory is _____.

Question 14 14. Dr. Patel does an experiment in which she shows people either a happy movie, a sad movie, or no movie in a classroom. Then, she asks them to fill out a survey assessing their feelings about whether they want to adopt a pet from the animal shelter. In this experiment, what is the DEPENDENT variable?

Question 15 15. Which of the following is NOT one of the six key steps of the scientific method?

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Question 16 16. Inductive reasoning experiments _____.

Question 17 17. You need to sample elk in a large wilderness area. These elk occur in herds of many individuals, but the wilderness is vast, and they are found throughout it. You decide to sample random groups across the wilderness instead of sampling random individuals from each group. What type of sampling technique are you employing?

Question 18 18. 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?

Question 19 19. The invention of what device first allowed computer users to take the power of a computer with them anywhere they wished?

Question 20 20. Scientific theories are used to advance scientific _____.

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Question 21 21. A dependent variable:

Question 22 22. A scientific theory started as a scientific_____.

Question 23 23. 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 24 24. A scientist is running a test of her hypothesis. Which step of the scientific method is she executing?

Question 25 25. Which is a process that requires feedback from the scientific community?

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Question 26 26. One difference between a _____ is testing over time.

Question 27 27. What are the two key points of simple random sampling?

Question 28 28. A school principal wants to conduct an experiment that involves the distribution of a questionnaire. She has only enough copies for half of the students. She decides who will participate by pulling names out of a hat and choosing ten students from each of the four grades in the school. What constitutes the population of this experiment?

Question 29 29. At what step in the scientific method does a scientist propose the problem that he or she wants to solve?

Question 30 30. This is a branch of knowledge and the systematic study of the universe and all it encompasses, one that is based upon facts, observation, and experimentation:

Scientific Inquiry - ORELA Middle Grades General Science 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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