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Showing posts from November, 2019

O Level Physics Waves Notes PDF - The Root Bridge

The CAIE Syllabus for Transverse Waves and Longitudinal Waves (sound) is as follows :  General Wave Properties/ Transverse Waves: Content 13.1 Describing wave motion 13.2 Wave terms 13.3 Wave behaviour Learning outcomes Candidates should be able to: (a)   describe what is meant by wave motion as illustrated by vibrations in ropes and springs and by experiments using a ripple tank. (b)   state what is meant by the term  wavefront . (c)   define the terms  speed ,  frequency ,  wavelength  and  amplitude  and recall and use the formula  velocity  =  frequency  ×  wavelength . (d)   describe transverse and longitudinal waves in such a way as to illustrate the differences between them. (e)   describe the use of a ripple tank to show (1) reflection at a plane surface, (2) refraction due to a change of speed at a constant frequency. (f)  describe simple experiments to show the reflection of sound waves. Sound ( Longitudinal Waves):   Content Learning out

O level Speech Writing Sample - The Root Bridge

In the following article, there is a speech question that appeared in the Cambridge examination. The Root Bridge has provided you with a sample of answers to discuss the positive and negative points which students commit during speech writing.  Before getting into it, it is essential to know the features of Speech Writing. Features Of Speech In CIE: Welcome the audience  Introduce yourself  Tone a language depends on the context (audience) Use the 'you tone' to involve the audience  Use humour  Include pauses gestures and fillers (Umm.. etc) but sparingly  Refer to facts and statistics Use a variety of sentence structures Include famous quotes  Express Strong opinions expressed with logical reasoning Use figurative language such as facts, metaphors etc ... Ask Rhetorical Questions (usually at the beginning at the end, can be included in between as well) Use proper Nouns Use emotive language such as 'I feel delighted to' etc Vivid language  Thank audi