Please help this is way to hard!

5. Downwards

6. 20 seconds

8. Health and Safety Environment

9. Fan

10. Knife

13. Paper towel

18. Apron

22. Fire extinguisher

24. Soap

25. 110-120 degrees Celsius

26. True

27.

28. Potholder

29. 5-60 degrees Celsius

30. Closed

estuaries are the partially enclosed coastal bodies of brackish water formed at the mouth of sea where river meets an ocean. it is a transition zone between river and sea water so estuaries are influenced to both marine environment such as tides, waves and to riverine such as flow of fresh water and sediments. the mixing of sea and fresh water provide high level of nutrients, making estuaries a high product habitats.

many estuaries suffers degradation from a variety of human activities like erosion from deforestation, overgrazing, overfishing, drainage and eutrophication.

so from the above statement answers will be

1. false as estuaries are formed due to both brackish and freshwater.

2.true, due to high productivity estuaries are breeding ground for many marine species.

3. direct and indirect activities of man that contribute to pollution and deposition of sediments.