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Energy is available on earth in different forms. These forms are like kinetic energy, potential energy, electrical energy, heat energy etc. We know that a moving object can do work. An object which is moving faster does more work than an object moving relatively slow. Moving bullet, blowing wind, rotating wheel, a speeding stone all

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This is a simple explanation of Climate Change, based on an article in the New York Times. The average temperature on the surface of the planet has already increased 1.7 degrees Fahrenheit since 1880, which may not seem like much, but think about it this way, the heat from human emissions is roughly equal to

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Now we’re ready to use the physics definition of WORK to develop ideas about — and formulas for — some important FORMS of energy. By “forms of energy,” I don’t mean anything anthropocentric (like enthusiasm, or spirit). And I don’t mean anything BIOcentric (like a mysterious life energy, or the Chinese Qi). It turns out

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[typing] Oh, better save. No. NO! [Slow motion] KHAAAAAAAAAAAAAAaaaaaaaaannnnn! [Epic sports music: “Eighties Action” by Kevin MacLeod, Royalty-free from incompetech.com] [Music: “Cephalopod” by Kevin MacLeod, Royalty-free from incompetech.com] This episode, we’re going to be discussing something I’ve been avoiding until now, but it’s the easiest way to explain the units of our wavefunction, even though

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[Deep voice] QUANTUM ENERGY… [Normal voice] No, really. I just do that [Deep voice] WHEN I’M EXCITED… In hindsight, maybe I shouldn’t do that anymore. [Deep voice] HAPPY ST. PATRICK’S DAY… [Deep voice] HAPPY BIRTHDAY… [Noisemaker sound] Yeah… What were we talking about last episode? Something about orbiting planets? Ehn, let’s go with that. Suppose

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For the last 38 episodes of Crash Course Biology, we’ve talked about how to make an organism. And you know what I’ve learned in those 38 weeks? Putting a living thing together is hard! There are molecules that make up organelles that run cells, which come together to form tissues, which make up organs that

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If you thought the cabal pushing catastrophic man-caused climate change couldn’t get any more hysterical or manipulative… well, you’d be wrong. A new report from the United Nations Human Rights Council has just linked climate change to the racism of apartheid. Apartheid? Really? You mean, terms like “climate crisis,” and “climate emergency” are no longer

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