1. Used boiled egg and simply drop the egg from one inch above your foot.
2. If we talk about the -people (society), People sleep at night. Most don't sleep during the day. I believe most activity takes place during daylight hours.So the life move fast in day.If we talk about the -Sound. At night , the air is denser due to humidity (obviously nights are cooler). sound requires medium to travel and so DENSER the medium,FASTER the sound travels. Humid air is denser than warmer air as in day.
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Answer:
1. Used boiled egg and simply drop the egg from one inch above your foot.
2. If we talk about the -people (society), People sleep at night. Most don't sleep during the day. I believe most activity takes place during daylight hours.So the life move fast in day.If we talk about the -Sound. At night , the air is denser due to humidity (obviously nights are cooler). sound requires medium to travel and so DENSER the medium,FASTER the sound travels. Humid air is denser than warmer air as in day.