Answer:
Lightning is a discharge of electricity. A single stroke of lightning can heat the air around it to 30,000°C (54,000°F)! This extreme heating causes the air to expand explosively fast. The expansion creates a shock wave that turns into a booming sound wave, which is thunder.
Explanation:
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Answer:
In contrast, the light from a star moving away from us seems to shift towards longer wavelengths. As this is towards the red end of the spectrum, astronomers call it redshift
Explanation:
<span>Murphy's law is an adage or epigram that is typically stated as: Anything that can go wrong, will go wrong.
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Your answer is Because of gravity