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Monday, November 15, 2010

Magic in Science



My students did the different magic in physics. Yesterday. they were so excited and prepared to show their exhibit.



November 15, monday, IV-Mercury held their science exhibit at Lumban  National High School. Their participating audience were III- Narra.























The pressure is involved in the activity above. Since force is directly proportional to pressure and force is weight which is the product of mass and acceleration due to gravity so students tried to hold their breath to less a little mass so that force will be lessen to and the pressure will be little small.
While Area is inversely proportional to pressure, so students tends to add area on the broken bottle and nails so that the pressure exerted on the feet be less.
Floating card is one of the tricks in physics, here the students can learn the concept of optics which is refraction of light. where the audience cant clearly seen the string attached on the card. When light strikes the string it will be reflected to our eyes but since light entered another transparent medium it was refracted and almost wrecked that the image of the string was broken.
He's Christian.One of the IV-Mercuries pride.
Law of Inertia. states that, a body at rest will remain at rest and a body in motion will continue moving unless acted upon by external force.
To flicked out the money from two bottles need extra skill and practice. Extra speed while the bottles tend to keep its inertia at rest.

This group though presented a simple activity on reflection of light got the attention of the crowd by their fascinating explanation on the concept.
An object was put inside the box but since the hole from the box is just enough to let a rays of light to in but can not comes out thats whys the light inside the box reflected so many times and its energy loses. So the colored object inside the box, was not seen anymore. It is now invisible.

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