Answer: 8.B 9.C 10.D 11.B
Explanation: 12.?
The sun creates it's own light, also gives light and life to bunch of stuff like plants,animals,humans etc. photosyntesis is the process of making food which needs sun,water,nutrients etc.
From periodic table carbon have six electrons nitrogen has seven electrons while oxygen has eight electrons. it s electronic configuration for carbon is 2.4, for nitrogen is 2.5 while that for oxygen is 2.6. Their dot diagram are as follows
Answer:
A solar eclipse can occur only when new moon occurs close to one of the points (known as nodes) where the Moon's orbit crosses the ecliptic. ... Therefore, the Moon's apparent size varies with its distance from the Earth, and it is this effect that leads to the difference between total and annular eclipses.
The answer is nitrogen fixation.
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