Question

oxygen, carbonic, sulphur dioxide gas, precipitation, helium
(1) ______ can cause acid rain (2) Every nine part of water by weight contains eight parts by weight of _____ (3) Dust particles help in the _____ of water vapour in air (4) _____ gas is used for filling weather observation balloons (5) Solutions of carbon dioxide in water is called _____ acid​

Answer 1

Explanation:

1. Carbonic
2. Prectipation
3. Dioxide
4. Sulphur dioxide
5. Helium

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Answer 2

Answer:

1)sulphur dioxide gas

2) oxygen

3)precipitation

4)helium

5)carbonic

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