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بيشوي حنا ماهر 5/1 Fri 18 Dec 2009, 4:49 pmLight Refraction
it is the change in the direction of light rays when light passes through A separating surface between two transparent media, due to the change in the light speed.
Light Reflection
it is returuning back of light rays when light falls on a surface.
Magnetic Materials
They are the materials which are attracted to the magnet as iron, steel, cobalt and nickel.
Non-Magnetic Materials
They are the materials which are not attracted to the magnet as paper, chalk, wood, leather, plastic, copper, glass, and aluminium.
visible spectrum
it is the light energy that can be seen.
separation of light
it is the separation of white light into seven colors called spectrum colors.
it is the change in the direction of light rays when light passes through A separating surface between two transparent media, due to the change in the light speed.
Light Reflection
it is returuning back of light rays when light falls on a surface.
Magnetic Materials
They are the materials which are attracted to the magnet as iron, steel, cobalt and nickel.
Non-Magnetic Materials
They are the materials which are not attracted to the magnet as paper, chalk, wood, leather, plastic, copper, glass, and aluminium.
visible spectrum
it is the light energy that can be seen.
separation of light
it is the separation of white light into seven colors called spectrum colors.
