Khan Academy Static

Weighing machines of all sorts employ springs that take a certain amount of force to keep compressed or stretched to a certain point. Hooke's law will give us all the tools to weigh in on the subject ourselves and spring into action (yes, the puns are annoying us too)!

10000_Intro_to_springs_and_Hooke_s_law.html

10004_Vertical_springs_and_energy_conservation.html

10001_Potential_energy_stored_in_a_spring.html

10003_LOL_diagrams.html

10002_Spring_potential_energy_example_mistake_in_math_.html