It can be stretched by up to a factor of 10 from its original length and when released returns very nearly to its original length.
Rubber band elasticity and temperature experiment results.
The effect of temperature on the.
Introduction background statement of the problem hypothesis.
Anu rajendran lauren janes amanda hermens.
1 take out rubber band from the box and group them into threes for three trials at each temperature.
Rubber band elasticity and temperature from science buddies science activities for all ages.
Gently being careful not to burn yourself on the hot water or steam lower the weight and rubber band into the graduated cylinder.
Results the frozen rubber bands 0 degrees fahrenheit broke at the average force of 33 6 newtons and stretched to 52cm.
Then measure the length of the rubber band within the marks just drawn.
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2 place the first three rubber bands in a room temperature for 10 minutes.
Rubber is a member of a larger class of materials called elastomers and it is difficult to overestimate their economic and.
Using the scissors cut one rubber band so that it is a straight ribbon rather than a circle.
Elasticity of a rubber band.
Next observe the 1000ml beaker and convert the distance the rubber band could stretch from ml to cm.
This will be the main temperature for the experiment.
Rubber elasticity refers to a property of crosslinked rubber.
Results table graph summary of results.
Tie one end of the rubber band to the middle of the skewer and the other end to the hook or knob on the steel weight.
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Then the experiment can begin.
Place the rubber band flat on a table and mark two lines from where the rubber band s elasticity will be measured.
The heated rubber bands 130 degrees fahrenheit sustained an average force of only 25 5n and stretched to an average 69 35cm.
3 take one rubber band from the three and cut it at a point.
This can be repeated many times with no apparent degradation to the rubber.
The room temperature rubber bands 66 degrees fahrenheit broke at an average force of 30 2n.