Question

1. Define Salinity.

2. How to make your own Terrarium?

3. What is the Water Cycle?

4. Which are the major sources of freshwater?

5. Why is water important to us?

6. Suggest some ways in which water can be conserved (a) in your home and (b) in your school.

7. Which day is celebrated as World Water Day? What is reinforced on this day?

8. What does tsunami mean? Write a short note about it.

9. What is precipitation?

10. What are the factors affecting the height of the waves?

11. Which factors affect the movement of ocean water?

12. What are tides and how are they caused?

13. What are ocean currents?

14. Why is ocean water salty?

15. The quality of water is deteriorating. Justify.

16. Generally, the warm ocean currents originate near. True or False?

17. Our unique planet earth is covered by different categories of water. What is the distribution of water in percentage?

18. Define the ocean wave and ocean current.

19. How are tides formed?

20._____________is the southernmost point of India.

Answer 1

Answer:

i dont know what salinity is

Explanation:

water cycle is a cycle from water then evaparates then goes to rain and goes over and over again

clouds

we breath h2o in which involves water and water help are blood,teeth,bones and are heart also brain