This applets is designed to test your understanding about action force and reaction force.
You can  drag two hand with mouse.
The force exists when both hands touch two sides of the spring and the length is different from the original length.
There are two pairs of action force and reaction force ( all shown as arrow with different color).
Please identify those two pairs of action and reaction force.

/htdocs/ntnujava/ejsuser/2/users/ntnu/fkh/onespring2hand_pkg/onespring2hand.propertiesFull screen applet or Problem viewing java?Add to exception site list
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