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Investigate stretching using Hooke's Law.
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| Submitted: Fri Nov 21 2003
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INTRODUCTION We have been asked to investigate stretching using Hooke's Law. Before actually planning the experiment, I will do some research to find out about Hooke's Law, and matters related to it, so that I can make predictions. And figure out away to make this investigation fair and safe. KNOWLEDGE Hooke's law states that: - "If you stretch something with a steadily increasing force, then the length will increase steadily too". However Hooke's law isn't all to do with stretching, it is to do with the Extension also. Extension is the increase in length compared to the original length with no force applied. For the majority of the materials, the extension will be proportional to the load. Forces can change the motion or shape of an object. An object that regains its original shape when the force is removed it is said to be elastic. For example, a rubber band that is stretched and then...
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