Do Elastic Bands Obey Hooke’s Law?
Aim; To plan an experiment to investigate if elastic bands obey Hooke’s Law
Prediction; The elastic bands do obey Hooke’s Law
Equipment;
- Clamp stand
- Rubber band
- 50g weights
- Ruler
- Clamp
Method;
- Take one rubber band at random and attach it to a clamp
- Measure the length of the rubber band and record the length
- Add weights to the rubber band (50g each time)
- After each weight is added record the length of the rubber band
- Keep adding the 50g until the rubber band snap or deforms
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This is a 3 star piece of work. There is a base to build on. The practical method would give valid results. The evaluation could be improved upon by talking about more ways to improve on the method used.