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Green Screen Technology

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                                                                              Green Screen Technology  Introduction of Green Screen Technology   Green screen or Chroma key technology, first became known and favored in 1970s. Chroma key technology was recognized to be one of the most inventive as well as imaginative techniques of creating effects when it came to filmmaking and photo modifying. the use of a green screen is a special effects/post production technique for layering two images or video footage together. A solid color screen is made clear and is replaced with an actual background.  History of Green Screens In early filmmaking, a complex and time consuming process known as "travelling matte" was used prior to the introduction of dig...
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Teaching and learning Mathematics.

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  Report of a School Visit 1 st Day Observation: I went in class nine one of my friends was teaching mathematics I got chance to mentoring his class I did not give any pre-information as I went there and make a detailed plan to check his classes on the basis of following content.   Knowledge of Curriculum:   Knowledge of curriculum is one of the importance factors of a teacher. If he does not have the knowledge of curriculum, he can’t make his learners ready for teaching so before going to a class, a teacher should have the depth knowledge of curriculum; without the knowledge of curriculum a teacher teaching activity will be fragile. Course Content and Syllabus: This is also one of the important portions of teaching.   A teacher should have the deepness knowledge of course content and syllabus. If a teacher does not have the knowledge of course content and syllabus his teaching activities will not be productive.   He should have the clear idea and s...
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