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Middle School Science Review (8th Grade)
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These 600+ science questions have been taken from the following state and regional science exams in the United States: AIMS-Arizona's Instrument to Measure Standards, Alaska Department of Education & Early Development, California Standards Test, MCAS-Massachusetts Comprehensive Assessment System, Maryland School Assessment, MEA-Maine Educational Assessment, MEAP-Michigan Educational Assessment Program, NAEP-National Assessment of Educational Progress, North Carolina End-of-Grade Assessment, New York State Educational Department Regents exams, Ohio Achievement Tests, TAKS-Texas Assessment of... Show more
Middle School Science Review (8th Grade)
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25 Questions

1. Read the sentences from paragraph 3 in the box below. But no one knew that a huge army lay hidden nearby. What was it doing there? What is the most likely purpose of the sentences?
2. Which of the following statements best describes photosynthesis?
3. Which of the following is formed when two elements combine chemically?
4. A ship has a satellite communication device to identify the ship's position at sea. For which of the following activities is this device most likely used?
5. Which scientific model could be used to predict the properties of an element?
6. In a comparison of metals to nonmetals , metals tend to have
7. Specialized cells protect the human body from disease-causing microbes by
8. At one station in a production line a worker must drill a hole in each end of wooden boards. At the next station another worker attaches two of the boards together using metal fasteners that fit in the holes. Which of the following processes will ensure that the wooden boards fit together with the fewest errors?
9. One positive effect of recycling aluminum cans to manufacture new beverage containers is
10. All of the different organisms interacting in a pond make up
11. Which information would probably be most helpful to someone trying to identify a mineral sample?
12. Which unit is used to express the amount of energy in food?
13. Which of the following best describes the mass of a solid block of ice?
14. Which device directly converts chemical energy into electrical energy?
15. A species of moth in England has both a light-colored form and a dark-colored form. In the mid-1800s the percentage of dark-colored moths increased in areas where black soot from factories covered the trees. The soot in these areas has decreased in more recent times as a result of pollution laws. Which of the following statements describes what has most likely happened to the moth populations in these areas?
16. A pot of cold water was heated on a stove until the water boiled. Which of the following best explains why the water was able to boil?
17. An organism is born with a genetic abnormality not present in any of its ancestors. This abnormality is most likely the result of
18. Where do plants get most of the energy they need to live and grow?
19. Weather forecasts are more accurate today than in the past due to
20. Lichens are symbiotic organisms made of green algae and fungi. What do the green algae supply to the fungi in this symbiotic relationship?
21. Which of the following organisms produces energy from sunlight?
22. Scientists have discovered fossils of the same organisms in many different parts of the world. These fossils provide evidence that
23. A student viewing a cell with a microscope observes a cell wall, a cell membrane and a nucleus. The presence of these structures indicates that the student is looking at a cell from a
24. Which of the following best describes a role of mushrooms in ecosystems?
25. Which health condition is an infectious disease?

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