Evan's Space

Wonders of Physics

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Work Done Energy and Power Videos

1) Good examples of energy conversion.

Trampoline + Dodgeball

Bungi Jump

Sky Jump – Dubai

Felix Baumgartner Space Jump World Record 2012

2) The World’s Largest Hydroelectric Dam – The Three Gorges Dam

The world’s largest ship elevator and ship locks

3) Roller Coaster

Chain Lift

Formula Rossa – World’s Fastest Coaster

Launch Coaster

4) Wind and Solar Energy

5) Space Shuttle returning (or meteoroid) into Earth’s atmosphere – Lost in GPE converted to thermal energy + sound energy (assume terminal velocity)

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Amazing wind walker beast

It’s amazing to watch these strandbeasts walk and solely powered by wind.

Wind energy to mechanical energy 🙂


This is a toy version of the wind walker.

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Force required to pull the block up the inclined plane

There are 3 scenarios with slight variations.

Calculate the force F needed to pull the block up the inclined plane.

View the video below to understand how to solve these types of question.

You can also view the solutions below.

Click here to view another post related to this concept: work done to bring an object up