Physics Lens

Hooke’s Law

Here are two applets students may like to try:

A. The first is a simple “experiment” showing that the extension of a spring is proportional to the force applied:

http://www.absorblearning.com/media/attachment.action?quick=5l&att=394

B. For the second applet, you can try:

  1. looking for the unknown masses.
  2. observing the potential energy at different extensions of each spring.
  3. varying the gravitational field strength.

http://phet.colorado.edu/sims/mass-spring-lab/mass-spring-lab_en.html

Leave a Reply