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1000+ School Science Questions
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The questions have been asked in several important state and regional science exams in the United States. For example: TAKS-Texas Assessment of Knowledge and Skills, New York State Educational Department Regents exams, California Standards Test, etc.

1000+ School Science Questions
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25 Questions

1. How long does it take light from the nearest star other than the Sun to reach Earth?

2. Certain lakes in the northeastern part of the United States have had decreases in pH levels, causing the deaths of many fish. What is the most likely reason for this change in pH levels?

3. One solar day on Jupiter lasts only 9 hours and 50 minutes. What causes a solar day?

4. Some runners ate pasta before a race. The pasta was broken down into simple sugars and was absorbed by the blood stream. What body system was responsible for breaking down the pasta into small nutrients for use in the cells of the runners?

5. Heat was applied to a substance. First the substance expanded, and then it melted. Which state of matter did the substance start off as?

6. A student needs to measure out a precise amount of liquid. What is the best tool for the student to use?

7. Fossil fuels were formed from

8. What event occurs because of the rotation of Earth?

9. The energy that is stored in food originally comes from

10. How is xylem similar to phloem in a plant?

11. Which form of energy is in firewood?

12. What effect does gravity always have on an object on Earth?

13. Screech owls nest in holes in trees. They eat mice and crickets. Where would a screech owl most likely live?

14. On a field trip in a wooded area, you see a small, strange object. You wonder whether it is a live animal. The best way to find out is to observe the object to see if it

15. What is the main reason humans need nitrogen to survive?

16. A scientist found fossils of ocean shells on a mountain top. Based on this find, which statement can be made?

17. In a forest ecosystem, the squirrels eat seeds from trees. The squirrels are then eaten by hawks, owls, and foxes. If there were no more owls present in this ecosystem, which would most likely happen in the forest?

18. Leaf cells are one type of tree cell. Which process occurs in a growing leaf cell?

19. Which renewable resource is generated by air convection currents?

20. When building an electrical circuit, which safety precaution should be taken first?

21. Many animals depend on plants for what?

22. At approximately which time of day is the Sun at the highest point in the sky to an observer in New York State?

23. In 1995, a private bus company in Washington, D.C., introduced a program to run all its tour buses with fuel obtained from soybeans. What are the buses powered by?

24. Dr. Wagner is investigating a newly discovered, disease-causing agent. She determines that one structure in the agent is double-stranded RNA. What kind of agent is Dr. Wagner studying?

25. Copper wire is often wrapped in plastic. Which role is plastic material good at?

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