Question

Choose the correct answer from the bracket to complete the st
1. Changes in seasons is caused due to ----------------
(the moon/the sun)
2.------------and-------------are the two main gases present in the air.
(Hydrogen, nitrogen/Oxygen, nitrogen)​

Answer 1

Answer:

1. the sun

2. hydrogen, nitrogen

Answer 2

Answer:

The sun . Oxygen and nitrogen

Explanation:

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