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☆❣️𝔇𝑹❣️☆Bhavik Rajput - Author on ShareChat: Funny, Romantic, Videos, Shayari, Quotes
☆❣️𝔇𝑹❣️☆Bhavik Rajput
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#dr #physics
dr - Humans can see frequencies from 430-790 THZ and perceive sound between 20 HZ-20 KHZ. These ranges are just a portion of the entire spectrum of light tiny meaning much of what exists and sound ~ is entirely invisible to us. Humans can see frequencies from 430-790 THZ and perceive sound between 20 HZ-20 KHZ. These ranges are just a portion of the entire spectrum of light tiny meaning much of what exists and sound ~ is entirely invisible to us. - ShareChat