Wednesday, July 23, 2008

Slinky II


I’ve just recently begun to learn about all the science that can be seen through the slinky at work. Firstly, it is a spring and thus demonstrates all the physics in springs, most notably Hooke’s law (F=kx) dealing with the behaviour of a spring when force is applied. But it doesn’t end there! The slinky can be used to demonstrate wave motion. By moving the ends of a stretched slinky side to side, one can observe transverse wave motion. By pinching coils of a stretched slinky and letting them go one can observe compressional wave motion like that of sound waves. And twisting one end of a stretched slinky and releasing it suddenly will create a shear wave that will reflect of the slinky’s ends. The slinky can also be used as a short wave radio antenna. And if all this wasn’t enough, it can also be used in physics experiments as a solenoid to induce a magnetic field to explore factors that affect such fields. The slinky is a great reminder that science is everywhere and in everything! Even the simplest of toys can lead to a world of discovery.
There is a sad perception these days that science and religion are at war. In all fairness, there are those in both the science and the religion camps that promote this view and the media love stories of conflict, protagonists and antagonists. When I read scripture, however, I note how often we are called to observe the natural world around us (consider the Psalms or even Romans 1:20) and that what we observe, should lead us to a sense of awe, wonder and worship. It can lead us towards God not away from Him.
Science is really only equipped to observe and test for natural causes. But just because it has no model to test for the supernatural does not mean that supernatural causes do not exist. It does not force us to dismiss the possibility of a supernatural Creator God who lies behind all the scientific laws that we observe, or who can intervene in an unpredictable event such as a miracle. On the contrary, if we follow the example of scripture, our observations can lead us to reverence and awe and lead us to a deeper appreciation of the majesty and wonder of our God.

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