Air Around Us
Q.1. Why do we need air?
Q.2. What makes the air clean and fresh?
Q.3. How do we feel about the air?
Q.4. Living things need air for what purpose?
Q.5. What is air?
Q.6. Name the most common gases present in air.
Q.7. Name two substances present in air which are not gases.
Q.8. Name the major component of air.
Q.9. Name the second largest component of air.
Q.10. Which gas supports burning?
Q.11. Which gas is taken in while breathing?
Q.12. Which gas is given out while breathing?
Q.13. Which gas is taken in by plants?
Q.14. Which gas is given out by plants?
Q.15. How is a plant helpful to us?
Q.16. What are the properties of air?
Q.17. What is wind?
Q.18. What is a gently blowing wind called?
Q.19. What is a storm?
Q.20. What is a very strong wind called?
Q.21. Which instrument is used to find the direction of wind?
Q.22. Which is easier, cycling against the direction of the wind or in the direction of wind.
Q.23. Do winds have force?
Q.24. What are the uses of wind?
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