Thursday, September 1, 2011

Science Online Assignment

I just remembered that we did an online assignment at the start of Term 3 and I find it rather interesting and challenging, so I decided to share my findings here. Our task was to research on whether the moon's surface was smooth or rough, using the properties of diffused and specular reflections.

In my opinion, I conclude that the moon has a rough surface with two simple reasons. We see the moon as a flat image rather than a round spherical image, as it should be, and the reason is diffused reflection makes the moon seems like this, a flat lighted image. Another reason that helps prove my conclusion is that as the surface roughness of an object increases, the clarity of the image of the object decreases.



The picture on the left is how we see the moon, while the picture on the right is the exact appearance of the moon. Just by looking at these two images, we can see that the clarity of the moon is decreased a lot when we see from our eyes, as compared to its supposed appearance, and we can conclude that the moon has a rough surface.

This is my conclusion, but if you have any points or errors you would like to bring up, feel free to do so because I myself am curious as to whether my conclusion is correct.

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