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Ideas changes slowly…

June 12, 2012

I asked students to watch the Three Incorrect Laws of Motion video and to then discuss each one and how they are different that Newton’s Three Laws:

Here is what one students wrote about Newton’s 2nd Law:

[The incorrect law is that ] an unbalanced force causes an object to move with constant velocity (F=mv). This is untrue because F=ma. Changing the force causes the object to accelerate, so the velocity is changing.

It’s interesting, isn’t it?

 

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One Comment leave one →
  1. June 13, 2012 11:56 am

    Frank’s 1st law: An idea at rest stays at rest unless acted upon by ….

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