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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. Maria Mitchell discovered a comet in 1847 that was later named after her. Maria Mitchell's discovery contributed to which branch of science?

2. A student ties a string around a weight and swings the weight in a circle around her body. If the student represents the Sun and the weight represents Earth, what does the string represent?

3. Mountain bike tires have large, knob-like treads. These tires are useful on steep slopes because they

4. According to scientists, donkeys and horses share a common ancestor. Which evidence shows that the two organisms are related?

5. Animal wastes contain bacteria that make organisms sick. These wastes are often washed into water supplies by storms. How might a pet owner prevent these bacteria from polluting water supplies?

6. The weight of an object can change because of the force that acts on that object. Which force causes the weight of an object to change?

7. Cells take in food for energy. The part of the cell that aids in digestion of the food is the lysosome. What is the main role of lysosomes in the process of food digestion?

8. Which alternative energy resource changes part of a river into a lake?

9. Which property of an object describes how easily electricity travels through it?

10. Meiosis is necessary for which reproductive event to occur?

11. A student sees many plants around a pond. The student can determine which plants are nonvascular by

12. Cities control the amount of pollution that is allowed to come from cars. How does this most likely help people?

13. The crews of two boats at sea can communicate with each other by shouting. Why is it impossible for the crews of two spaceships a similar distance apart in space to do this?

14. The sum of all chemical reactions that take place within an organism is known by what name?

15. Some scientists predict that as greenhouse gases change the climate of Earth, the number and strength of hurricanes will increase. In order for this to occur, the climate change would have to affect Earth by changing what?

16. Which part of a plant helps the plant make food from sunlight?

17. After a person eats, the food is converted into energy by

18. In which form is most of the energy released from gasoline when burned by an automobile?

19. Why do we see different stars in the sky at different times of the year?

20. Which tool should a student use to see the patterns on a small object?

21. What is the effect of absorption of infrared light by human skin?

22. Each year the Earth moves once around

23. The freezing and expanding of water in the cracks of rocks is a form of

24. What is constantly changing for a person riding in a moving Ferris wheel?

25. The human body is composed of different systems made of specialized cells, tissues, and organs. Each of these structures has a specific function that aids in the survival of the human species. What is the primary function of the excretory system?

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