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Tag: work

12 October 201912 October 2019 physbang Energy

Energy is not Power!

Suppose that two identical twins decide to go upstairs in their house: one twin runs up the stairs whereas the other twin walks up the stairs. Which twin transfers the greatest amount of energy? Almost everybody says the twin who runs transfers more energy because she goes faster. This is a common misconception. In fact, … Continue reading Energy is not Power!

12 October 20195 September 2020 physbang Energy

Work Done and GPE

The basics of energy stores and transfers are covered in a separate post (click here to refresh your memory if necessary). We now need to think specifically about ways in which energy can be transferred by the action of forces. For the purposes of GCSE Physics, we will restrict our thoughts to mechanical forces but … Continue reading Work Done and GPE

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