Here are some basic science questions suitable for Grade 6 children: 1. What are the three states of matter? Explain each state with an example. 2. Describe the water cycle and its... Here are some basic science questions suitable for Grade 6 children: 1. What are the three states of matter? Explain each state with an example. 2. Describe the water cycle and its importance to the environment. 3. What is photosynthesis? Why is it important for plants and animals? 4. Explain the difference between a solid, liquid, and gas with examples. 5. What is the function of the human heart? How does it help our body? 6. Name the planets in our solar system in order from the sun. 7. What is a food chain? Give an example of a simple food chain. 8. Describe the layers of the Earth. What is the outermost layer called? 9. Explain how plants get their nutrients. What role do roots play in this process? 10. What is the difference between renewable and non-renewable energy sources? Give examples of each. 11. What is gravity? How does it affect objects on Earth? 12. Define friction. How does it affect the movement of objects? 13. What are magnets? Explain how they work. 14. What is the difference between conductors and insulators? Give examples of each. 15. Explain the concept of energy. What are the different forms of energy? 16. What are the major parts of a plant? Describe the function of each part. 17. How do animals adapt to their environment? Give an example of an adaptation. 18. What is the difference between vertebrates and invertebrates? Give examples of each. 19. Describe the life cycle of a butterfly. 20. What are the basic needs of all living organisms? 21. What are the different types of rocks? Explain how each type is formed. 22. What causes earthquakes? How can we measure their strength? 23. Describe the process of erosion. How does it affect the landscape? 24. What are fossils? How are they formed? 25. Explain the importance of the ozone layer. 26. What is pollution? What are the different types of pollution? 27. Why is recycling important? How can it help the environment? 28. Describe the concept of conservation. How can we conserve natural resources? 29. What are greenhouse gases? How do they affect the Earth's climate? 30. Explain the importance of biodiversity. Why should we protect different species? Read more