Showing posts with label Forces. Show all posts
Showing posts with label Forces. Show all posts

Wednesday, January 17, 2018

Tuesday, February 21, 2012

Elastic Spring Force - Compression vs Extension



x = 0 represents spring at rest ( when it is neither extended or compressed)
Fs is the direction of the elastic spring force of the spring

The top diagram shows that when a spring is extended (pulled), the spring will pull back (indicated by Fs going to the left) 

The bottom diagram shows that when a spring is compressed (pushed), the spring will push back (indicated by Fs going to the right)

Tuesday, February 7, 2012

Wednesday, February 1, 2012

Effects of Forces In Soccer


Can you identify some of the effects of forces in this video? Remember, there are altogether 5

Tuesday, February 15, 2011

Human Flight via Jet Propulsion



Yves Rossy, the first man to have the performances of an airplane (climb !) with only his body movements to steer

In 2010 (2 years later)....

Monday, January 31, 2011

Force Can Change Direction of Moving Objects

And it is this effect that police use to stop getaway cars


Tuesday, July 28, 2009

Drafting - Overcoming Air Resistance






Can you spot what is wrong in this video?

Tuesday, February 17, 2009

May the Force Be With You :)

In the Star Wars Universe, only the Jedis and the Siths can master the 'Force'. They can push/pull objects at a distance without even touching them (or having any contact with the objects).

How cool is that?

Can you identify which actions are pull/push (or both?) in the fight scenes above demonstrated by our cool Master Yoda? :)

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