To determine the relationship between the force on a rubber band and its stretch both during extension and retraction.
Force extension rubber band.
After you get the rubber band stretched just a little bit it is very spring like.
Investigate the speed of sound in air.
Under stress it was shown that the energy absorbed or released by a material is represented by the area between the curve and the extension axis of a force extension graph.
1 23 know the the initial linear region of a force extension graph is associated with hooke s law.
Aim in simpler terms.
Determine the approximate percentage by volume of oxygen in air using a 6 12 understand why a force is exerted on a current carrying wire in a magnetic field and 3 25 practical.