Pop-up Toy – Dynamics Level 3
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Pop-up Toy – Dynamics Level 3

We have to compare the total energy of three different situations. In the first one there’s a mass m on top of a spring of length l_0. In the second situation, we have the same mass, still stationary, but the spring has been compressed so that it only has a length l_1. In the third […]

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Solving Problems with Energy Equations with Friction
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Solving Problems with Energy Equations with Friction

hi there my name is Kaylee and this video is solving problems with energy equations with friction and this is the last video in the mechanical energy unit so make sure you’ve watched the previous videos already and especially the equations for friction and thermal energy so in this video we’re gonna be working through […]

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Another Tool to Protect Environment
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Another Tool to Protect Environment

YOU’RE WATCHING LOCAL NEWS DURANGO. I’M WENDY GRAHAM SETTLE. COMMERCIAL AND INDUSTRIAL PROPERTY OWNERS WHO WANT TO INVEST IN CLEAN-ENERGY IMPROVEMENTS NOW HAVE A LOW-COST FINANCING TOOL AVAILABLE TO HELP. IN OCTOBER, THE LA PLATA COUNTY COMMISSIONERS JOINED THE COLORADO NEW ENERGY IMPROVEMENT DISTRICT TO PARTICIPATE IN THE COLORADO COMMERCIAL PROPERTY ASSESSED CLEAN ENERGY – […]

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Why Einstein Thought Nuclear Weapons Impossible
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Why Einstein Thought Nuclear Weapons Impossible

Now that we have nuclear weapons and nuclear power plants you might think that it was always Inevitable that we would be able to harness the energy inside the nucleus of atoms But that was far from the case in fact serious scientists, thought the idea was laughable like Nobel laureate Robert Millikan who in […]

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Burning Water | Wendy Wilson | TEDxBoise
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Burning Water | Wendy Wilson | TEDxBoise

Translator: Lisa Rodriguez Reviewer: Rhonda Jacobs We live on a great big blue dot. A world that’s covered with sea water, salt water. And only two percent of that water is fresh, even though that’s what we need to have every day of our lives. We can’t go three days without it. And yet somehow […]

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