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Energy, Work and Power

Hi. It’s Mr. Andersen and today I’m going to talk about energy, work and power. Now what is something that has energy? It’s a pretty big term. So what things have energy? Well we would say something in motion or something due to its position. We could say that electricity is a form of energy. […]

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Energy Transfer
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Energy Transfer

Hi. It’s Mr. Andersen and this is chemistry essentials video 48. It’s on energy transfer or how energy gets from one place to another. And a great example of that is in a four stroke engine. So in an internal combustion engine. So if we started playing, what really is going on is that we’re […]

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How does work…work? – Peter Bohacek
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How does work…work? – Peter Bohacek

Translator: Andrea McDonough Reviewer: Bedirhan Cinar In Physics, the concepts of work and power help us understand and explain lots of things in our universe. Let’s start with work. Positive work is the energy we put into a system, and negative work is energy that is transferred out. Think of positive work as money being […]

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