<u>Moon is considered to be formed about 60 million years later to the formation of the solar system. </u>The rocks brought from surface of moon suggest its age to be about<u> 4.53 billion years. </u>The Giant-impact hypothesis suggests that moon was formed when a Mars sized object collided with the Earth, the debris accreted to from the moon.
Sunscreen is like a shield, you would want a better shield to protect you than a weak one so companies try to make their sunscreen better than the rest.
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